Lots of improvements for the PHP scanner.

2 files changed, 509 insertions, 509 deletions

diff --git a/test/scanners/php/pleac.expected.raydebug b/test/scanners/php/pleac.expected.raydebug
index 48f1a75..c900ba0 100644
--- a/test/scanners/php/pleac.expected.raydebug
+++ b/test/scanners/php/pleac.expected.raydebug
@@ -12,7 +12,7 @@ comment(# @@SKIP@@ http://php.net/)
 comment(# @@PLEAC@@_1.0)
 comment(#-----------------------------)
 local_variable($string) operator(=) string<delimiter(')content(\\n)delimiter(')>operator(;)                     comment(# two characters, \\ and an n)
-local_variable($string) operator(=) string<delimiter(')content(Jon )content(\\')content(Maddog)content(\\')content( Orwant)delimiter(')>operator(;)  comment(# literal single quotes)
+local_variable($string) operator(=) string<delimiter(')content(Jon )char(\\')content(Maddog)char(\\')content( Orwant)delimiter(')>operator(;)  comment(# literal single quotes)
 local_variable($string) operator(=) string<delimiter(')content(Jon "Maddog" Orwant)delimiter(')>operator(;)    comment(# literal double quotes)
 comment(#-----------------------------)
 local_variable($string) operator(=) string<delimiter(")char(\\n)delimiter(")>operator(;)                     comment(# a "newline" character)
@@ -104,11 +104,11 @@ reserved(function) ident(cut2fmt)operator(()operator(\)) operator({)
     local_variable($template)  operator(=) string<delimiter(')delimiter(')>operator(;)
     local_variable($lastpos)   operator(=) integer(1)operator(;)
     reserved(foreach)operator(()local_variable($positions) reserved(as) local_variable($place)operator(\)) operator({)
-        local_variable($template) operator(.)operator(=) string<delimiter(")content(A)delimiter(")> operator(.) operator(()local_variable($place) operator(-) local_variable($lastpos)operator(\)) operator(.) string<delimiter(")content( )delimiter(")>operator(;)
+        local_variable($template) operator(.=) string<delimiter(")content(A)delimiter(")> operator(.) operator(()local_variable($place) operator(-) local_variable($lastpos)operator(\)) operator(.) string<delimiter(")content( )delimiter(")>operator(;)
         local_variable($lastpos)   operator(=) local_variable($place)operator(;)
     operator(})
-    local_variable($template) operator(.)operator(=) string<delimiter(")content(A*)delimiter(")>operator(;)
-    predefined(return) local_variable($template)operator(;)
+    local_variable($template) operator(.=) string<delimiter(")content(A*)delimiter(")>operator(;)
+    reserved(return) local_variable($template)operator(;)
 operator(})
 
 local_variable($fmt) operator(=) ident(cut2fmt)operator(()integer(8)operator(,) integer(14)operator(,) integer(20)operator(,) integer(26)operator(,) integer(30)operator(\))operator(;)
@@ -122,16 +122,16 @@ comment(# use $b if $b is true, else $c)
 local_variable($a) operator(=) local_variable($b)operator(?)local_variable($b)operator(:)local_variable($c)operator(;)
 
 comment(# set $x to $y unless $x is already true)
-local_variable($x) operator(|)operator(|) local_variable($x)operator(=)local_variable($y)operator(;)
+local_variable($x) operator(||) local_variable($x)operator(=)local_variable($y)operator(;)
 comment(#-----------------------------)
 comment(# use $b if $b is defined, else $c)
 local_variable($a) operator(=) predefined(defined)operator(()local_variable($b)operator(\)) operator(?) local_variable($b) operator(:) local_variable($c)operator(;)
 comment(#-----------------------------)
-local_variable($foo) operator(=) local_variable($bar) operator(|)operator(|) local_variable($foo) operator(=) string<delimiter(")content(DEFAULT VALUE)delimiter(")>operator(;)
+local_variable($foo) operator(=) local_variable($bar) operator(||) local_variable($foo) operator(=) string<delimiter(")content(DEFAULT VALUE)delimiter(")>operator(;)
 comment(#-----------------------------)
-local_variable($dir) operator(=) predefined(array_shift)operator(()local_variable($_SERVER)operator([)string<delimiter(')content(argv)delimiter(')>operator(])operator(\)) operator(|)operator(|) local_variable($dir) operator(=) string<delimiter(")content(/tmp)delimiter(")>operator(;)
+local_variable($dir) operator(=) predefined(array_shift)operator(()local_variable($_SERVER)operator([)string<delimiter(')content(argv)delimiter(')>operator(])operator(\)) operator(||) local_variable($dir) operator(=) string<delimiter(")content(/tmp)delimiter(")>operator(;)
 comment(#-----------------------------)
-local_variable($dir) operator(=) local_variable($_SERVER)operator([)string<delimiter(')content(argv)delimiter(')>operator(])operator([)integer(0)operator(]) operator(|)operator(|) local_variable($dir) operator(=) string<delimiter(")content(/tmp)delimiter(")>operator(;)
+local_variable($dir) operator(=) local_variable($_SERVER)operator([)string<delimiter(')content(argv)delimiter(')>operator(])operator([)integer(0)operator(]) operator(||) local_variable($dir) operator(=) string<delimiter(")content(/tmp)delimiter(")>operator(;)
 comment(#-----------------------------)
 local_variable($dir) operator(=) predefined(defined)operator(()local_variable($_SERVER)operator([)string<delimiter(')content(argv)delimiter(')>operator(])operator([)integer(0)operator(])operator(\)) operator(?) predefined(array_shift)operator(()local_variable($_SERVER)operator([)string<delimiter(')content(argv)delimiter(')>operator(])operator(\)) operator(:) string<delimiter(")content(/tmp)delimiter(")>operator(;)
 comment(#-----------------------------)
@@ -141,14 +141,14 @@ local_variable($count)operator([)local_variable($shell)operator(?)local_variable
 comment(#-----------------------------)
 comment(# find the user name on Unix systems)
 local_variable($user) operator(=) local_variable($_ENV)operator([)string<delimiter(')content(USER)delimiter(')>operator(])
-     operator(|)operator(|) local_variable($user) operator(=) local_variable($_ENV)operator([)string<delimiter(')content(LOGNAME)delimiter(')>operator(])
-     operator(|)operator(|) local_variable($user) operator(=) ident(posix_getlogin)operator(()operator(\))
-     operator(|)operator(|) local_variable($user) operator(=) ident(posix_getpwuid)operator(()ident(posix_getuid)operator(()operator(\))operator(\))operator([)integer(0)operator(])
-     operator(|)operator(|) local_variable($user) operator(=) string<delimiter(")content(Unknown uid number )content($)content(<)delimiter(")>operator(;)
+     operator(||) local_variable($user) operator(=) local_variable($_ENV)operator([)string<delimiter(')content(LOGNAME)delimiter(')>operator(])
+     operator(||) local_variable($user) operator(=) ident(posix_getlogin)operator(()operator(\))
+     operator(||) local_variable($user) operator(=) ident(posix_getpwuid)operator(()ident(posix_getuid)operator(()operator(\))operator(\))operator([)integer(0)operator(])
+     operator(||) local_variable($user) operator(=) string<delimiter(")content(Unknown uid number )content($)content(<)delimiter(")>operator(;)
 comment(#-----------------------------)
-local_variable($starting_point) operator(|)operator(|) local_variable($starting_point) operator(=) string<delimiter(")content(Greenwich)delimiter(")>operator(;)
+local_variable($starting_point) operator(||) local_variable($starting_point) operator(=) string<delimiter(")content(Greenwich)delimiter(")>operator(;)
 comment(#-----------------------------)
-predefined(count)operator(()local_variable($a)operator(\)) operator(|)operator(|) local_variable($a) operator(=) local_variable($b)operator(;)          comment(# copy only if empty)
+predefined(count)operator(()local_variable($a)operator(\)) operator(||) local_variable($a) operator(=) local_variable($b)operator(;)          comment(# copy only if empty)
 local_variable($a) operator(=) predefined(count)operator(()local_variable($b)operator(\)) operator(?) local_variable($b) operator(:) local_variable($c)operator(;)          comment(# assign @b if nonempty, else @c)
 comment(#-----------------------------)
 
@@ -237,7 +237,7 @@ ident(unique) ident(chars) label(are)operator(:)  ident(adelnpy)
 comment(#-----------------------------)
 local_variable($sum) operator(=) integer(0)operator(;)
 reserved(foreach) operator(()predefined(unpack)operator(()string<delimiter(")content(C*)delimiter(")>operator(,) local_variable($string)operator(\)) reserved(as) local_variable($byteval)operator(\)) operator({)
-    local_variable($sum) operator(+)operator(=) local_variable($byteval)operator(;)
+    local_variable($sum) operator(+=) local_variable($byteval)operator(;)
 operator(})
 predefined(print) string<delimiter(")content(sum is )local_variable($sum)char(\\n)delimiter(")>operator(;)
 comment(// prints "1248" if $string was "an apple a day")
@@ -249,9 +249,9 @@ comment(// sum - compute 16-bit checksum of all input files)
 local_variable($handle) operator(=) operator(@)predefined(fopen)operator(()local_variable($argv)operator([)integer(1)operator(])operator(,) string<delimiter(')content(r)delimiter(')>operator(\))operator(;)
 local_variable($checksum) operator(=) integer(0)operator(;)
 reserved(while) operator(()operator(!)predefined(feof)operator(()local_variable($handle)operator(\))operator(\)) operator({)
-    local_variable($checksum) operator(+)operator(=) operator(()predefined(array_sum)operator(()predefined(unpack)operator(()string<delimiter(")content(C*)delimiter(")>operator(,) predefined(fgets)operator(()local_variable($handle)operator(\))operator(\))operator(\))operator(\))operator(;)
+    local_variable($checksum) operator(+=) operator(()predefined(array_sum)operator(()predefined(unpack)operator(()string<delimiter(")content(C*)delimiter(")>operator(,) predefined(fgets)operator(()local_variable($handle)operator(\))operator(\))operator(\))operator(\))operator(;)
 operator(})
-local_variable($checksum) operator(%)operator(=) predefined(pow)operator(()integer(2)operator(,)integer(16)operator(\)) operator(-) integer(1)operator(;)
+local_variable($checksum) operator(%=) predefined(pow)operator(()integer(2)operator(,)integer(16)operator(\)) operator(-) integer(1)operator(;)
 predefined(print) string<delimiter(")local_variable($checksum)char(\\n)delimiter(")>operator(;)
 
 comment(# @@INCLUDE@@ include/php/slowcat.php)
@@ -296,7 +296,7 @@ local_variable($text) operator(=) predefined(preg_replace)operator(()string<deli
 comment(#-----------------------------)
 comment(# expand variables in $text, but put an error message in)
 comment(# if the variable isn't defined)
-local_variable($text) operator(=) predefined(preg_replace)operator(()string<delimiter(')content(/)content(\\$)content(()content(\\w)content(+\)/e)delimiter(')>operator(,)string<delimiter(')content(isset($$1\)?$$1:)content(\\')content([NO VARIABLE: $$1])content(\\')delimiter(')>operator(,) local_variable($text)operator(\))operator(;)
+local_variable($text) operator(=) predefined(preg_replace)operator(()string<delimiter(')content(/)content(\\$)content(()content(\\w)content(+\)/e)delimiter(')>operator(,)string<delimiter(')content(isset($$1\)?$$1:)char(\\')content([NO VARIABLE: $$1])char(\\')delimiter(')>operator(,) local_variable($text)operator(\))operator(;)
 comment(#-----------------------------)
 
 comment(// As PHP arrays are used as hashes too, separation of section 4)
@@ -372,25 +372,25 @@ comment(#-----------------------------)
 comment(# @@PLEAC@@_1.13)
 comment(#-----------------------------)
 comment(//backslash)
-local_variable($var) operator(=) predefined(preg_replace)operator(()string<delimiter(')content(/([CHARLIST]\)/)delimiter(')>operator(,) string<delimiter(')content(\\\\)content(\\$)content(1)delimiter(')>operator(,) local_variable($var)operator(\))operator(;)
+local_variable($var) operator(=) predefined(preg_replace)operator(()string<delimiter(')content(/([CHARLIST]\)/)delimiter(')>operator(,) string<delimiter(')char(\\\\)content(\\$)content(1)delimiter(')>operator(,) local_variable($var)operator(\))operator(;)
 comment(// double)
 local_variable($var) operator(=) predefined(preg_replace)operator(()string<delimiter(')content(/([CHARLIST]\)/)delimiter(')>operator(,) string<delimiter(')content($1$1)delimiter(')>operator(,) local_variable($var)operator(\))operator(;)
 comment(#-----------------------------)
 local_variable($var) operator(=) predefined(preg_replace)operator(()string<delimiter(')content(/%/)delimiter(')>operator(,) string<delimiter(')content(%%)delimiter(')>operator(,) local_variable($var)operator(\))operator(;)
 comment(#-----------------------------)
-local_variable($string) operator(=) string<delimiter(')content(Mom said, "Don)content(\\')content(t do that.")delimiter(')>operator(;)
-local_variable($string) operator(=) predefined(preg_replace)operator(()string<delimiter(')content(/([)content(\\')content("]\)/)delimiter(')>operator(,) string<delimiter(')content(\\\\)content(\\$)content(1)delimiter(')>operator(,) local_variable($string)operator(\))operator(;)
+local_variable($string) operator(=) string<delimiter(')content(Mom said, "Don)char(\\')content(t do that.")delimiter(')>operator(;)
+local_variable($string) operator(=) predefined(preg_replace)operator(()string<delimiter(')content(/([)char(\\')content("]\)/)delimiter(')>operator(,) string<delimiter(')char(\\\\)content(\\$)content(1)delimiter(')>operator(,) local_variable($string)operator(\))operator(;)
 comment(// in PHP you can also use the addslashes(\) function)
 comment(#-----------------------------)
-local_variable($string) operator(=) string<delimiter(')content(Mom said, "Don)content(\\')content(t do that.")delimiter(')>operator(;)
-local_variable($string) operator(=) predefined(preg_replace)operator(()string<delimiter(')content(/([)content(\\')content("]\)/)delimiter(')>operator(,) string<delimiter(')content($1$1)delimiter(')>operator(,) local_variable($string)operator(\))operator(;)
+local_variable($string) operator(=) string<delimiter(')content(Mom said, "Don)char(\\')content(t do that.")delimiter(')>operator(;)
+local_variable($string) operator(=) predefined(preg_replace)operator(()string<delimiter(')content(/([)char(\\')content("]\)/)delimiter(')>operator(,) string<delimiter(')content($1$1)delimiter(')>operator(,) local_variable($string)operator(\))operator(;)
 comment(#-----------------------------)
-local_variable($string) operator(=) predefined(preg_replace)operator(()string<delimiter(')content(/([^A-Z]\)/)delimiter(')>operator(,) string<delimiter(')content(\\\\)content(\\$)content(1)delimiter(')>operator(,) local_variable($string)operator(\))operator(;)
+local_variable($string) operator(=) predefined(preg_replace)operator(()string<delimiter(')content(/([^A-Z]\)/)delimiter(')>operator(,) string<delimiter(')char(\\\\)content(\\$)content(1)delimiter(')>operator(,) local_variable($string)operator(\))operator(;)
 comment(#-----------------------------)
 comment(// PHP does not have the \\Q and \\E string metacharacters)
 local_variable($string) operator(=) string<delimiter(")content(this is)char(\\\\)content( a)char(\\\\)content( test)char(\\\\)content(!)delimiter(")>operator(;)
 comment(// PHP's quotemeta(\) function is not the same as perl's quotemeta(\) function)
-local_variable($string) operator(=) predefined(preg_replace)operator(()string<delimiter(')content(/()content(\\W)content(\)/)delimiter(')>operator(,) string<delimiter(')content(\\\\)content(\\$)content(1)delimiter(')>operator(,) string<delimiter(')content(is a test!)delimiter(')>operator(\))operator(;)
+local_variable($string) operator(=) predefined(preg_replace)operator(()string<delimiter(')content(/()content(\\W)content(\)/)delimiter(')>operator(,) string<delimiter(')char(\\\\)content(\\$)content(1)delimiter(')>operator(,) string<delimiter(')content(is a test!)delimiter(')>operator(\))operator(;)
 comment(#-----------------------------)
 
 comment(# @@PLEAC@@_1.14)
@@ -412,7 +412,7 @@ comment(// 2. collapse internal whitespace to single space each)
 reserved(function) ident(sub_trim)operator(()local_variable($string)operator(\)) operator({)
     local_variable($string) operator(=) predefined(trim)operator(()local_variable($string)operator(\))operator(;)
     local_variable($string) operator(=) predefined(preg_replace)operator(()string<delimiter(')content(/)content(\\s)content(+/)delimiter(')>operator(,) string<delimiter(')content( )delimiter(')>operator(,) local_variable($string)operator(\))operator(;)
-    predefined(return) local_variable($string)operator(;)
+    reserved(return) local_variable($string)operator(;)
 operator(})
 comment(#-----------------------------)
 
@@ -438,7 +438,7 @@ reserved(function) ident(getpwent)operator(()operator(\)) operator({)
         local_variable($cols) operator(=) predefined(explode)operator(()string<delimiter(")content(:)delimiter(")>operator(,) local_variable($line)operator(\))operator(;)
         local_variable($pwents)operator([)local_variable($cols)operator([)integer(0)operator(])operator(]) operator(=) local_variable($cols)operator([)integer(4)operator(])operator(;)
     operator(})
-    predefined(return) local_variable($pwents)operator(;)
+    reserved(return) local_variable($pwents)operator(;)
 operator(})
 
 predefined(print) string<delimiter(")content(Lookup user: )delimiter(")>operator(;)
@@ -447,11 +447,11 @@ reserved(if) operator(()predefined(empty)operator(()local_variable($user)operato
 local_variable($name_code) operator(=) predefined(soundex)operator(()local_variable($user)operator(\))operator(;)
 local_variable($pwents) operator(=) ident(getpwent)operator(()operator(\))operator(;)
 reserved(foreach)operator(()local_variable($pwents) reserved(as) local_variable($username) operator(=>) local_variable($fullname)operator(\)) operator({)
-    predefined(preg_match)operator(()string<delimiter(")content(/()content(\\w)content(+\)[^,]*)char(\\b)content(()content(\\w)content(+\)/)delimiter(")>operator(,) local_variable($fullname)operator(,) local_variable($matches)operator(\))operator(;)
+    predefined(preg_match)operator(()string<delimiter(")content(/()content(\\w)content(+\)[^,]*)content(\\b)content(()content(\\w)content(+\)/)delimiter(")>operator(,) local_variable($fullname)operator(,) local_variable($matches)operator(\))operator(;)
     predefined(list)operator(()operator(,) local_variable($firstname)operator(,) local_variable($lastname)operator(\)) operator(=) local_variable($matches)operator(;)
   
-    reserved(if) operator(()local_variable($name_code) operator(==) predefined(soundex)operator(()local_variable($username)operator(\)) operator(|)operator(|)
-        local_variable($name_code) operator(==) predefined(soundex)operator(()local_variable($lastname)operator(\)) operator(|)operator(|)
+    reserved(if) operator(()local_variable($name_code) operator(==) predefined(soundex)operator(()local_variable($username)operator(\)) operator(||)
+        local_variable($name_code) operator(==) predefined(soundex)operator(()local_variable($lastname)operator(\)) operator(||)
         local_variable($name_code) operator(==) predefined(soundex)operator(()local_variable($firstname)operator(\))operator(\))
     operator({)
         predefined(printf)operator(()string<delimiter(")content(%s: %s %s)char(\\n)delimiter(")>operator(,) local_variable($username)operator(,) local_variable($firstname)operator(,) local_variable($lastname)operator(\))operator(;)
@@ -489,19 +489,19 @@ comment(// * Regexes, as shown below)
 
 local_variable($s) operator(=) string<delimiter(')content(12.345)delimiter(')>operator(;)
 
-predefined(preg_match)operator(()string<delimiter(')content(/)content(\\D)content(/)delimiter(')>operator(,) local_variable($s)operator(\)) operator(&)operator(&) predefined(die)operator(()string<delimiter(")content(has nondigits)char(\\n)delimiter(")>operator(\))operator(;)
-predefined(preg_match)operator(()string<delimiter(')content(/^)content(\\d)content(+$/)delimiter(')>operator(,) local_variable($s)operator(\)) operator(|)operator(|) predefined(die)operator(()string<delimiter(")content(not a natural number)char(\\n)delimiter(")>operator(\))operator(;)
-predefined(preg_match)operator(()string<delimiter(')content(/^-?)content(\\d)content(+$/)delimiter(')>operator(,) local_variable($s)operator(\)) operator(|)operator(|) predefined(die)operator(()string<delimiter(")content(not an integer)char(\\n)delimiter(")>operator(\))operator(;)
-predefined(preg_match)operator(()string<delimiter(')content(/^[+-]?)content(\\d)content(+$/)delimiter(')>operator(,) local_variable($s)operator(\)) operator(|)operator(|) predefined(die)operator(()string<delimiter(")content(not an integer)char(\\n)delimiter(")>operator(\))operator(;)
-predefined(preg_match)operator(()string<delimiter(')content(/^-?)content(\\d)content(+)content(\\.)content(?)content(\\d)content(*$/)delimiter(')>operator(,) local_variable($s)operator(\)) operator(|)operator(|) predefined(die)operator(()string<delimiter(")content(not a decimal)char(\\n)delimiter(")>operator(\))operator(;)
-predefined(preg_match)operator(()string<delimiter(')content(/^-?(?:)content(\\d)content(+(?:)content(\\.)content(\\d)content(*\)?|)content(\\.)content(\\d)content(+\)$/)delimiter(')>operator(,) local_variable($s)operator(\)) operator(|)operator(|) predefined(die)operator(()string<delimiter(")content(not a decimal)char(\\n)delimiter(")>operator(\))operator(;)
-predefined(preg_match)operator(()string<delimiter(')content(/^([+-]?\)(?=)content(\\d)content(|)content(\\.)content(\\d)content(\))content(\\d)content(*()content(\\.)content(\\d)content(*\)?([Ee]([+-]?)content(\\d)content(+\)\)?$/)delimiter(')>operator(,) local_variable($s)operator(\)) operator(|)operator(|) predefined(die)operator(()string<delimiter(")content(not a C float)char(\\n)delimiter(")>operator(\))operator(;)
+predefined(preg_match)operator(()string<delimiter(')content(/)content(\\D)content(/)delimiter(')>operator(,) local_variable($s)operator(\)) operator(&&) predefined(die)operator(()string<delimiter(")content(has nondigits)char(\\n)delimiter(")>operator(\))operator(;)
+predefined(preg_match)operator(()string<delimiter(')content(/^)content(\\d)content(+$/)delimiter(')>operator(,) local_variable($s)operator(\)) operator(||) predefined(die)operator(()string<delimiter(")content(not a natural number)char(\\n)delimiter(")>operator(\))operator(;)
+predefined(preg_match)operator(()string<delimiter(')content(/^-?)content(\\d)content(+$/)delimiter(')>operator(,) local_variable($s)operator(\)) operator(||) predefined(die)operator(()string<delimiter(")content(not an integer)char(\\n)delimiter(")>operator(\))operator(;)
+predefined(preg_match)operator(()string<delimiter(')content(/^[+-]?)content(\\d)content(+$/)delimiter(')>operator(,) local_variable($s)operator(\)) operator(||) predefined(die)operator(()string<delimiter(")content(not an integer)char(\\n)delimiter(")>operator(\))operator(;)
+predefined(preg_match)operator(()string<delimiter(')content(/^-?)content(\\d)content(+)content(\\.)content(?)content(\\d)content(*$/)delimiter(')>operator(,) local_variable($s)operator(\)) operator(||) predefined(die)operator(()string<delimiter(")content(not a decimal)char(\\n)delimiter(")>operator(\))operator(;)
+predefined(preg_match)operator(()string<delimiter(')content(/^-?(?:)content(\\d)content(+(?:)content(\\.)content(\\d)content(*\)?|)content(\\.)content(\\d)content(+\)$/)delimiter(')>operator(,) local_variable($s)operator(\)) operator(||) predefined(die)operator(()string<delimiter(")content(not a decimal)char(\\n)delimiter(")>operator(\))operator(;)
+predefined(preg_match)operator(()string<delimiter(')content(/^([+-]?\)(?=)content(\\d)content(|)content(\\.)content(\\d)content(\))content(\\d)content(*()content(\\.)content(\\d)content(*\)?([Ee]([+-]?)content(\\d)content(+\)\)?$/)delimiter(')>operator(,) local_variable($s)operator(\)) operator(||) predefined(die)operator(()string<delimiter(")content(not a C float)char(\\n)delimiter(")>operator(\))operator(;)
 
 comment(// ----------------------------)
 
 reserved(function) ident(getnum)operator(()local_variable($s)operator(\))
 operator({)
-  predefined(sscanf)operator(()local_variable($s)operator(,) string<delimiter(")content(%D)delimiter(")>operator(,) local_variable($number)operator(\))operator(;) predefined(return) predefined(isset)operator(()local_variable($number)operator(\)) operator(?) local_variable($number) operator(:) integer(0)operator(;)
+  predefined(sscanf)operator(()local_variable($s)operator(,) string<delimiter(")content(%D)delimiter(")>operator(,) local_variable($number)operator(\))operator(;) reserved(return) predefined(isset)operator(()local_variable($number)operator(\)) operator(?) local_variable($number) operator(:) integer(0)operator(;)
 operator(})
 
 predefined(echo) ident(getnum)operator(()integer(123)operator(\)) operator(.) string<delimiter(")char(\\n)delimiter(")>operator(;)   comment(// ok)
@@ -562,10 +562,10 @@ local_variable($rounded) operator(=) predefined(sprintf)operator(()local_variabl
 comment(// ------------)
 
 local_variable($a) operator(=) float(0.255)operator(;) local_variable($b) operator(=) predefined(round)operator(()local_variable($a)operator(,) integer(2)operator(\))operator(;)
-predefined(echo) string<delimiter(")content(Unrounded: )operator({)local_variable($a)operator(})char(\\n)content(Rounded: )operator({)local_variable($b)operator(})char(\\n)delimiter(")>operator(;)
+predefined(echo) string<delimiter(")content(Unrounded: )inline<delimiter({)local_variable($a)delimiter(})>char(\\n)content(Rounded: )inline<delimiter({)local_variable($b)delimiter(})>char(\\n)delimiter(")>operator(;)
 
 local_variable($a) operator(=) float(0.255)operator(;) local_variable($b) operator(=) predefined(sprintf)operator(()string<delimiter(')content(%.2f)delimiter(')>operator(,) local_variable($a)operator(\))operator(;)
-predefined(echo) string<delimiter(")content(Unrounded: )operator({)local_variable($a)operator(})char(\\n)content(Rounded: )operator({)local_variable($b)operator(})char(\\n)delimiter(")>operator(;)
+predefined(echo) string<delimiter(")content(Unrounded: )inline<delimiter({)local_variable($a)delimiter(})>char(\\n)content(Rounded: )inline<delimiter({)local_variable($b)delimiter(})>char(\\n)delimiter(")>operator(;)
 
 local_variable($a) operator(=) float(0.255)operator(;)
 predefined(printf)operator(()string<delimiter(")content(Unrounded: %.f)char(\\n)content(Rounded: %.2f)char(\\n)delimiter(")>operator(,) local_variable($a)operator(,) local_variable($a)operator(\))operator(;)
@@ -602,16 +602,16 @@ operator({)
   operator(;) comment(// ...)
 operator(})
 
-reserved(for) operator(()local_variable($i) operator(=) local_variable($X)operator(;) local_variable($i) operator(<=) local_variable($Y)operator(;) local_variable($i) operator(+)operator(=) integer(7)operator(\))
+reserved(for) operator(()local_variable($i) operator(=) local_variable($X)operator(;) local_variable($i) operator(<=) local_variable($Y)operator(;) local_variable($i) operator(+=) integer(7)operator(\))
 operator({)
   operator(;) comment(// ...)
 operator(})
 
 comment(// ----------------------------)
 
-predefined(echo) string<delimiter(')content(Infancy is:)delimiter(')>operator(;) reserved(foreach)operator(()predefined(range)operator(()integer(0)operator(,) integer(2)operator(\)) reserved(as) local_variable($i)operator(\)) predefined(echo) string<delimiter(")content( )operator({)local_variable($i)operator(})char(\\n)delimiter(")>operator(;)
-predefined(echo) string<delimiter(')content(Toddling is:)delimiter(')>operator(;) reserved(foreach)operator(()predefined(range)operator(()integer(3)operator(,) integer(4)operator(\)) reserved(as) local_variable($i)operator(\)) predefined(echo) string<delimiter(")content( )operator({)local_variable($i)operator(})char(\\n)delimiter(")>operator(;)
-predefined(echo) string<delimiter(')content(Childhood is:)delimiter(')>operator(;) reserved(foreach)operator(()predefined(range)operator(()integer(5)operator(,) integer(12)operator(\)) reserved(as) local_variable($i)operator(\)) predefined(echo) string<delimiter(")content( )operator({)local_variable($i)operator(})char(\\n)delimiter(")>operator(;)
+predefined(echo) string<delimiter(')content(Infancy is:)delimiter(')>operator(;) reserved(foreach)operator(()predefined(range)operator(()integer(0)operator(,) integer(2)operator(\)) reserved(as) local_variable($i)operator(\)) predefined(echo) string<delimiter(")content( )inline<delimiter({)local_variable($i)delimiter(})>char(\\n)delimiter(")>operator(;)
+predefined(echo) string<delimiter(')content(Toddling is:)delimiter(')>operator(;) reserved(foreach)operator(()predefined(range)operator(()integer(3)operator(,) integer(4)operator(\)) reserved(as) local_variable($i)operator(\)) predefined(echo) string<delimiter(")content( )inline<delimiter({)local_variable($i)delimiter(})>char(\\n)delimiter(")>operator(;)
+predefined(echo) string<delimiter(')content(Childhood is:)delimiter(')>operator(;) reserved(foreach)operator(()predefined(range)operator(()integer(5)operator(,) integer(12)operator(\)) reserved(as) local_variable($i)operator(\)) predefined(echo) string<delimiter(")content( )inline<delimiter({)local_variable($i)delimiter(})>char(\\n)delimiter(")>operator(;)
 
 comment(// @@PLEAC@@_2.6)
 comment(// PHP offers no native support for Roman Numerals. However, a 'Numbers_Roman' class)
@@ -645,8 +645,8 @@ comment(// ----------------------------)
 reserved(function) ident(make_password)operator(()local_variable($chars)operator(,) local_variable($reqlen)operator(\))
 operator({)
   local_variable($len) operator(=) predefined(strlen)operator(()local_variable($chars)operator(\))operator(;)
-  reserved(for) operator(()local_variable($i) operator(=) integer(0)operator(;) local_variable($i) operator(<) local_variable($reqlen)operator(;) local_variable($i)operator(++)operator(\)) local_variable($password) operator(.)operator(=) predefined(substr)operator(()local_variable($chars)operator(,) predefined(rand)operator(()integer(0)operator(,) local_variable($len)operator(\))operator(,) integer(1)operator(\))operator(;)
-  predefined(return) local_variable($password)operator(;)
+  reserved(for) operator(()local_variable($i) operator(=) integer(0)operator(;) local_variable($i) operator(<) local_variable($reqlen)operator(;) local_variable($i)operator(++)operator(\)) local_variable($password) operator(.=) predefined(substr)operator(()local_variable($chars)operator(,) predefined(rand)operator(()integer(0)operator(,) local_variable($len)operator(\))operator(,) integer(1)operator(\))operator(;)
+  reserved(return) local_variable($password)operator(;)
 operator(})
 
 local_variable($chars) operator(=) string<delimiter(')content(ABCDEfghijKLMNOpqrstUVWXYz)delimiter(')>operator(;) local_variable($reqlen) operator(=) integer(8)operator(;)
@@ -658,7 +658,7 @@ comment(// PHP sports a large number of C Standard Library routines including th
 comment(// function, used to re-seed the RNG used with calls to the 'rand' function. Thus,)
 comment(// as per Perl example:)
 
-reserved(while) operator(()reserved(TRUE)operator(\))
+reserved(while) operator(()pre_constant(TRUE)operator(\))
 operator({)
   local_variable($seed) operator(=) operator(()pre_type(int)operator(\)) predefined(fgets)operator(()constant(STDIN)operator(\))operator(;)
   reserved(if) operator(()operator(!)predefined(empty)operator(()local_variable($seed)operator(\))operator(\)) reserved(break)operator(;)
@@ -687,7 +687,7 @@ comment(// approximate the generation of a 'truly random value')
 local_variable($truly_random_value) operator(=) ident(mt_rand)operator(()operator(\))operator(;)
 
 comment(// @@PLEAC@@_2.10)
-reserved(function) ident(random)operator(()operator(\)) operator({) predefined(return) operator(()pre_type(float)operator(\)) predefined(rand)operator(()operator(\)) operator(/) operator(()pre_type(float)operator(\)) predefined(getrandmax)operator(()operator(\))operator(;) operator(})
+reserved(function) ident(random)operator(()operator(\)) operator({) reserved(return) operator(()pre_type(float)operator(\)) predefined(rand)operator(()operator(\)) operator(/) operator(()pre_type(float)operator(\)) predefined(getrandmax)operator(()operator(\))operator(;) operator(})
 
 reserved(function) ident(gaussian_rand)operator(()operator(\))
 operator({)
@@ -701,7 +701,7 @@ operator({)
   
   local_variable($w) operator(=) predefined(sqrt)operator(()operator(()operator(-)float(2.0) operator(*) predefined(log)operator(()local_variable($w)operator(\))operator(\)) operator(/) local_variable($w)operator(\))operator(;) local_variable($g2) operator(=) local_variable($u1) operator(*) local_variable($w)operator(;) local_variable($g1) operator(=) local_variable($u2) operator(*) local_variable($w)operator(;)
 
-  predefined(return) local_variable($g1)operator(;)
+  reserved(return) local_variable($g1)operator(;)
 operator(})
 
 comment(// ------------)
@@ -714,8 +714,8 @@ predefined(printf)operator(()string<delimiter(")content(You have been hired at:
 comment(// @@PLEAC@@_2.11)
 comment(// 'deg2rad' and 'rad2deg' are actually PHP built-ins, but here is how you might implement)
 operator(/)  ident(them) reserved(if) ident(needed)
-reserved(function) ident(deg2rad_)operator(()local_variable($deg)operator(\)) operator({) predefined(return) operator(()local_variable($deg) operator(/) float(180.0)operator(\)) operator(*) constant(M_PI)operator(;) operator(})
-reserved(function) ident(rad2deg_)operator(()local_variable($rad)operator(\)) operator({) predefined(return) operator(()local_variable($rad) operator(/) constant(M_PI)operator(\)) operator(*) float(180.0)operator(;) operator(})
+reserved(function) ident(deg2rad_)operator(()local_variable($deg)operator(\)) operator({) reserved(return) operator(()local_variable($deg) operator(/) float(180.0)operator(\)) operator(*) pre_constant(M_PI)operator(;) operator(})
+reserved(function) ident(rad2deg_)operator(()local_variable($rad)operator(\)) operator({) reserved(return) operator(()local_variable($rad) operator(/) pre_constant(M_PI)operator(\)) operator(*) float(180.0)operator(;) operator(})
 
 comment(// ------------)
 
@@ -724,7 +724,7 @@ predefined(printf)operator(()string<delimiter(")content(%f)char(\\n)delimiter(")
 
 comment(// ----------------------------)
 
-reserved(function) ident(degree_sin)operator(()local_variable($deg)operator(\)) operator({) predefined(return) predefined(sin)operator(()predefined(deg2rad)operator(()local_variable($deg)operator(\))operator(\))operator(;) operator(})
+reserved(function) ident(degree_sin)operator(()local_variable($deg)operator(\)) operator({) reserved(return) predefined(sin)operator(()predefined(deg2rad)operator(()local_variable($deg)operator(\))operator(\))operator(;) operator(})
 
 comment(// ------------)
 
@@ -734,7 +734,7 @@ predefined(printf)operator(()string<delimiter(")content(%f)char(\\n)delimiter(")
 predefined(printf)operator(()string<delimiter(")content(%f)char(\\n)delimiter(")>operator(,) ident(degree_sin)operator(()float(380.0)operator(\))operator(\))operator(;)
 
 comment(// @@PLEAC@@_2.12)
-reserved(function) ident(my_tan)operator(()local_variable($theta)operator(\)) operator({) predefined(return) predefined(sin)operator(()local_variable($theta)operator(\)) operator(/) predefined(cos)operator(()local_variable($theta)operator(\))operator(;) operator(})
+reserved(function) ident(my_tan)operator(()local_variable($theta)operator(\)) operator({) reserved(return) predefined(sin)operator(()local_variable($theta)operator(\)) operator(/) predefined(cos)operator(()local_variable($theta)operator(\))operator(;) operator(})
 
 comment(// ------------)
 
@@ -751,7 +751,7 @@ local_variable($log_10) operator(=) predefined(log10)operator(()local_variable($
 
 comment(// ----------------------------)
 
-reserved(function) ident(log_base)operator(()local_variable($base)operator(,) local_variable($value)operator(\)) operator({) predefined(return) predefined(log)operator(()local_variable($value)operator(\)) operator(/) predefined(log)operator(()local_variable($base)operator(\))operator(;) operator(})
+reserved(function) ident(log_base)operator(()local_variable($base)operator(,) local_variable($value)operator(\)) operator({) reserved(return) predefined(log)operator(()local_variable($value)operator(\)) operator(/) predefined(log)operator(()local_variable($base)operator(\))operator(;) operator(})
 
 comment(// ------------)
 
@@ -844,7 +844,7 @@ comment(// @@PLEAC@@_2.17)
 comment(// PHP offers the 'number_format' built-in function to, among many other format tasks, )
 comment(// commify numbers. Perl-compatible [as well as extended] regexes are also available)
 
-reserved(function) ident(commify_series)operator(()local_variable($s)operator(\)) operator({) predefined(return) predefined(number_format)operator(()local_variable($s)operator(,) integer(0)operator(,) string<delimiter(')delimiter(')>operator(,) string<delimiter(')content(,)delimiter(')>operator(\))operator(;) operator(})
+reserved(function) ident(commify_series)operator(()local_variable($s)operator(\)) operator({) reserved(return) predefined(number_format)operator(()local_variable($s)operator(,) integer(0)operator(,) string<delimiter(')delimiter(')>operator(,) string<delimiter(')content(,)delimiter(')>operator(\))operator(;) operator(})
 
 comment(// ------------)
 
@@ -856,7 +856,7 @@ comment(// ----------------------------)
 
 reserved(function) ident(commify)operator(()local_variable($s)operator(\))
 operator({)
-  predefined(return) predefined(strrev)operator(()predefined(preg_replace)operator(()string<delimiter(')content(/()content(\\d)content(\\d)content(\\d)content(\)(?=)content(\\d)content(\)(?!)content(\\d)content(*)content(\\.)content(\)/)delimiter(')>operator(,) string<delimiter(')content(${1},)delimiter(')>operator(,) predefined(strrev)operator(()local_variable($s)operator(\))operator(\))operator(\))operator(;)
+  reserved(return) predefined(strrev)operator(()predefined(preg_replace)operator(()string<delimiter(')content(/()content(\\d)content(\\d)content(\\d)content(\)(?=)content(\\d)content(\)(?!)content(\\d)content(*)content(\\.)content(\)/)delimiter(')>operator(,) string<delimiter(')content(${1},)delimiter(')>operator(,) predefined(strrev)operator(()local_variable($s)operator(\))operator(\))operator(\))operator(;)
 operator(})
 
 comment(// ------------)
@@ -868,7 +868,7 @@ predefined(echo) ident(commify)operator(()predefined(sprintf)operator(()string<d
 comment(// @@PLEAC@@_2.18)
 reserved(function) ident(pluralise)operator(()local_variable($value)operator(,) local_variable($root)operator(,) local_variable($singular)operator(=)string<delimiter(')delimiter(')> operator(,) local_variable($plural)operator(=)string<delimiter(')content(s)delimiter(')>operator(\))
 operator({)
-  predefined(return) local_variable($root) operator(.) operator(()operator(()local_variable($value) operator(>) integer(1)operator(\)) operator(?) local_variable($plural) operator(:) local_variable($singular)operator(\))operator(;)
+  reserved(return) local_variable($root) operator(.) operator(()operator(()local_variable($value) operator(>) integer(1)operator(\)) operator(?) local_variable($plural) operator(:) local_variable($singular)operator(\))operator(;)
 operator(})
 
 comment(// ------------)
@@ -894,7 +894,7 @@ operator({)
 
   reserved(foreach)operator(()local_variable($s2p) reserved(as) local_variable($s) operator(=>) local_variable($p)operator(\))
   operator({)
-    reserved(if) operator(()predefined(preg_match)operator(()local_variable($s)operator(,) local_variable($singular)operator(\))operator(\)) predefined(return) predefined(preg_replace)operator(()local_variable($s)operator(,) local_variable($p)operator(,) local_variable($singular)operator(\))operator(;)
+    reserved(if) operator(()predefined(preg_match)operator(()local_variable($s)operator(,) local_variable($singular)operator(\))operator(\)) reserved(return) predefined(preg_replace)operator(()local_variable($s)operator(,) local_variable($p)operator(,) local_variable($singular)operator(\))operator(;)
   operator(})
 operator(})
 
@@ -948,16 +948,16 @@ operator({)
   reserved(foreach) operator(()predefined(func_get_args)operator(()operator(\)) reserved(as) local_variable($arg)operator(\))
   operator({)
     local_variable($kv) operator(=) predefined(explode)operator(()string<delimiter(')content(=)delimiter(')>operator(,) local_variable($arg)operator(\))operator(;)
-    local_variable($delta) operator(+)operator(=) local_variable($kv)operator([)integer(1)operator(]) operator(*) local_variable($tbl)operator([)predefined(strtolower)operator(()predefined(substr)operator(()local_variable($kv)operator([)integer(0)operator(])operator(,) integer(0)operator(,) integer(3)operator(\))operator(\))operator(])operator(;)
+    local_variable($delta) operator(+=) local_variable($kv)operator([)integer(1)operator(]) operator(*) local_variable($tbl)operator([)predefined(strtolower)operator(()predefined(substr)operator(()local_variable($kv)operator([)integer(0)operator(])operator(,) integer(0)operator(,) integer(3)operator(\))operator(\))operator(])operator(;)
   operator(})
 
-  predefined(return) local_variable($delta)operator(;)
+  reserved(return) local_variable($delta)operator(;)
 operator(})
 
 reserved(function) ident(dateInterval)operator(()local_variable($intvltype)operator(,) local_variable($timevalue)operator(\))
 operator({)
   reserved(static) local_variable($tbl) operator(=) predefined(array)operator(()string<delimiter(')content(sec)delimiter(')> operator(=>) integer(1)operator(,) string<delimiter(')content(min)delimiter(')> operator(=>) integer(60)operator(,) string<delimiter(')content(hou)delimiter(')> operator(=>) integer(3600)operator(,) string<delimiter(')content(day)delimiter(')> operator(=>) integer(86400)operator(,) string<delimiter(')content(wee)delimiter(')> operator(=>) integer(604800)operator(\))operator(;)
-  predefined(return) operator(()pre_type(int)operator(\)) predefined(round)operator(()local_variable($timevalue) operator(/) local_variable($tbl)operator([)predefined(strtolower)operator(()predefined(substr)operator(()local_variable($intvltype)operator(,) integer(0)operator(,) integer(3)operator(\))operator(\))operator(])operator(\))operator(;)
+  reserved(return) operator(()pre_type(int)operator(\)) predefined(round)operator(()local_variable($timevalue) operator(/) local_variable($tbl)operator([)predefined(strtolower)operator(()predefined(substr)operator(()local_variable($intvltype)operator(,) integer(0)operator(,) integer(3)operator(\))operator(\))operator(])operator(\))operator(;)
 operator(})
 
 comment(// ----------------------------)
@@ -970,7 +970,7 @@ comment(// Extract indexed, and associative arrays, respectively, from 'localtim
 local_variable($today) operator(=) predefined(localtime)operator(()operator(\))operator(;)
 predefined(printf)operator(()string<delimiter(")content(Today is day %d of the current year)char(\\n)delimiter(")>operator(,) local_variable($today)operator([)integer(7)operator(])operator(\))operator(;)
 
-local_variable($today) operator(=) predefined(localtime)operator(()predefined(time)operator(()operator(\))operator(,) reserved(TRUE)operator(\))operator(;)
+local_variable($today) operator(=) predefined(localtime)operator(()predefined(time)operator(()operator(\))operator(,) pre_constant(TRUE)operator(\))operator(;)
 predefined(printf)operator(()string<delimiter(")content(Today is day %d of the current year)char(\\n)delimiter(")>operator(,) local_variable($today)operator([)string<delimiter(')content(tm_yday)delimiter(')>operator(])operator(\))operator(;)
 
 comment(// @@PLEAC@@_3.1)
@@ -986,14 +986,14 @@ local_variable($year) operator(=) local_variable($today)operator([)string<delimi
 
 comment(// Either do this to use interpolation:)
 local_variable($sep) operator(=) constant(SEP)operator(;)
-predefined(echo) string<delimiter(")content(Current date is: )operator({)local_variable($year)operator(})operator({)local_variable($sep)operator(})operator({)local_variable($month)operator(})operator({)local_variable($sep)operator(})operator({)local_variable($day)operator(})char(\\n)delimiter(")>operator(;)
+predefined(echo) string<delimiter(")content(Current date is: )inline<delimiter({)local_variable($year)delimiter(})>inline<delimiter({)local_variable($sep)delimiter(})>inline<delimiter({)local_variable($month)delimiter(})>inline<delimiter({)local_variable($sep)delimiter(})>inline<delimiter({)local_variable($day)delimiter(})>char(\\n)delimiter(")>operator(;)
 
 comment(// or simply concatenate:)
 predefined(echo) string<delimiter(')content(Current date is: )delimiter(')> operator(.) local_variable($year) operator(.) constant(SEP) operator(.) local_variable($month) operator(.) constant(SEP) operator(.) local_variable($day) operator(.) string<delimiter(")char(\\n)delimiter(")>operator(;)
 
 comment(// ------------)
 
-local_variable($today) operator(=) predefined(localtime)operator(()predefined(time)operator(()operator(\))operator(,) reserved(TRUE)operator(\))operator(;)
+local_variable($today) operator(=) predefined(localtime)operator(()predefined(time)operator(()operator(\))operator(,) pre_constant(TRUE)operator(\))operator(;)
 
 local_variable($day) operator(=) local_variable($today)operator([)string<delimiter(')content(tm_mday)delimiter(')>operator(])operator(;)
 local_variable($month) operator(=) local_variable($today)operator([)string<delimiter(')content(tm_mon)delimiter(')>operator(]) operator(+) integer(1)operator(;)
@@ -1007,7 +1007,7 @@ local_variable($format) operator(=) string<delimiter(')content(Y)delimiter(')> o
 
 local_variable($today) operator(=) predefined(date)operator(()local_variable($format)operator(\))operator(;)
 
-predefined(echo) string<delimiter(")content(Current date is: )operator({)local_variable($today)operator(})char(\\n)delimiter(")>operator(;)
+predefined(echo) string<delimiter(")content(Current date is: )inline<delimiter({)local_variable($today)delimiter(})>char(\\n)delimiter(")>operator(;)
 
 comment(// ------------)
 
@@ -1015,7 +1015,7 @@ local_variable($sep) operator(=) constant(SEP)operator(;)
 
 local_variable($today) operator(=) predefined(strftime)operator(()string<delimiter(")content(%Y)local_variable($sep)content(%m)local_variable($sep)content(%d)delimiter(")>operator(\))operator(;)
 
-predefined(echo) string<delimiter(")content(Current date is: )operator({)local_variable($today)operator(})char(\\n)delimiter(")>operator(;)
+predefined(echo) string<delimiter(")content(Current date is: )inline<delimiter({)local_variable($today)delimiter(})>char(\\n)delimiter(")>operator(;)
 
 comment(// @@PLEAC@@_3.2)
 local_variable($timestamp) operator(=) predefined(mktime)operator(()local_variable($hour)operator(,) local_variable($min)operator(,) local_variable($sec)operator(,) local_variable($month)operator(,) local_variable($day)operator(,) local_variable($year)operator(\))operator(;)
@@ -1089,7 +1089,7 @@ local_variable($hr) operator(=) integer(3)operator(;) local_variable($min) opera
 local_variable($yroff) operator(=) integer(0)operator(;) local_variable($monoff) operator(=) integer(0)operator(;) local_variable($dayoff) operator(=) integer(55)operator(;) local_variable($hroff) operator(=) integer(2)operator(;) local_variable($minoff) operator(=) integer(17)operator(;) local_variable($secoff) operator(=) integer(5)operator(;)
 
 comment(// Base date)
-local_variable($birthtime) operator(=) predefined(mktime)operator(()local_variable($hr)operator(,) local_variable($min)operator(,) local_variable($sec)operator(,) local_variable($mon)operator(,) local_variable($day)operator(,) local_variable($year)operator(,) reserved(TRUE)operator(\))operator(;)
+local_variable($birthtime) operator(=) predefined(mktime)operator(()local_variable($hr)operator(,) local_variable($min)operator(,) local_variable($sec)operator(,) local_variable($mon)operator(,) local_variable($day)operator(,) local_variable($year)operator(,) pre_constant(TRUE)operator(\))operator(;)
 
 local_variable($year) operator(=) predefined(date)operator(()string<delimiter(')content(Y)delimiter(')>operator(,) local_variable($birthtime)operator(\)) operator(+) local_variable($yroff)operator(;)
 local_variable($mon) operator(=) predefined(date)operator(()string<delimiter(')content(m)delimiter(')>operator(,) local_variable($birthtime)operator(\)) operator(+) local_variable($monoff)operator(;)
@@ -1100,7 +1100,7 @@ local_variable($min) operator(=) predefined(date)operator(()string<delimiter(')c
 local_variable($sec) operator(=) predefined(date)operator(()string<delimiter(')content(s)delimiter(')>operator(,) local_variable($birthtime)operator(\)) operator(+) local_variable($secoff)operator(;)
 
 comment(// Offset date)
-local_variable($then) operator(=) predefined(mktime)operator(()local_variable($hr)operator(,) local_variable($min)operator(,) local_variable($sec)operator(,) local_variable($mon)operator(,) local_variable($day)operator(,) local_variable($year)operator(,) reserved(TRUE)operator(\))operator(;)
+local_variable($then) operator(=) predefined(mktime)operator(()local_variable($hr)operator(,) local_variable($min)operator(,) local_variable($sec)operator(,) local_variable($mon)operator(,) local_variable($day)operator(,) local_variable($year)operator(,) pre_constant(TRUE)operator(\))operator(;)
 
 predefined(printf)operator(()string<delimiter(")content(Birthtime is: %s)char(\\n)content(then is:      %s)char(\\n)delimiter(")>operator(,) predefined(date)operator(()constant(DATE_RFC1123)operator(,) local_variable($birthtime)operator(\))operator(,) predefined(date)operator(()constant(DATE_RFC1123)operator(,) local_variable($then)operator(\))operator(\))operator(;)
 
@@ -1142,8 +1142,8 @@ local_variable($bree) operator(=) predefined(strtotime)operator(()string<delimit
 local_variable($nat) operator(=) predefined(strtotime)operator(()string<delimiter(')content(18 Jan 1973, 3:45:50)delimiter(')>operator(\))operator(;)
 
 comment(// ... or, with daylight saving adjustment)
-local_variable($bree) operator(=) predefined(mktime)operator(()integer(4)operator(,) integer(35)operator(,) integer(25)operator(,) integer(6)operator(,) integer(16)operator(,) integer(1981)operator(,) reserved(TRUE)operator(\))operator(;)
-local_variable($nat) operator(=) predefined(mktime)operator(()integer(3)operator(,) integer(45)operator(,) integer(50)operator(,) integer(1)operator(,) integer(18)operator(,) integer(1973)operator(,) reserved(TRUE)operator(\))operator(;)
+local_variable($bree) operator(=) predefined(mktime)operator(()integer(4)operator(,) integer(35)operator(,) integer(25)operator(,) integer(6)operator(,) integer(16)operator(,) integer(1981)operator(,) pre_constant(TRUE)operator(\))operator(;)
+local_variable($nat) operator(=) predefined(mktime)operator(()integer(3)operator(,) integer(45)operator(,) integer(50)operator(,) integer(1)operator(,) integer(18)operator(,) integer(1973)operator(,) pre_constant(TRUE)operator(\))operator(;)
 
 local_variable($difference) operator(=) local_variable($bree) operator(-) local_variable($nat)operator(;)
 
@@ -1193,7 +1193,7 @@ local_variable($weeknumber) operator(=) predefined(strftime)operator(()string<de
 
 comment(// Interpolate ...)
 local_variable($sep) operator(=) constant(SEP)operator(;)
-predefined(echo) string<delimiter(")operator({)local_variable($month)operator(})operator({)local_variable($sep)operator(})operator({)local_variable($day)operator(})operator({)local_variable($sep)operator(})operator({)local_variable($year)operator(})content( was a )operator({)local_variable($date)operator([)string<delimiter(')content(weekday)delimiter(')>operator(])operator(})content( in week )operator({)local_variable($weeknumber)operator(})char(\\n)delimiter(")>operator(;)
+predefined(echo) string<delimiter(")inline<delimiter({)local_variable($month)delimiter(})>inline<delimiter({)local_variable($sep)delimiter(})>inline<delimiter({)local_variable($day)delimiter(})>inline<delimiter({)local_variable($sep)delimiter(})>inline<delimiter({)local_variable($year)delimiter(})>content( was a )inline<delimiter({)local_variable($date)operator([)string<delimiter(')content(weekday)delimiter(')>operator(])delimiter(})>content( in week )inline<delimiter({)local_variable($weeknumber)delimiter(})>char(\\n)delimiter(")>operator(;)
 
 comment(// ... or, concatenate)
 predefined(echo) local_variable($month) operator(.) constant(SEP) operator(.) local_variable($day) operator(.) constant(SEP) operator(.) local_variable($year) operator(.) string<delimiter(')content( was a )delimiter(')> operator(.) local_variable($date)operator([)string<delimiter(')content(weekday)delimiter(')>operator(])
@@ -1231,7 +1231,7 @@ operator({)
   operator(})
   reserved(else)
   operator({)
-    predefined(echo) string<delimiter(")content(Date string parse not complete; failed components: )operator({)local_variable($darr)operator([)string<delimiter(')content(unparsed)delimiter(')>operator(])operator(})char(\\n)delimiter(")>operator(;)
+    predefined(echo) string<delimiter(")content(Date string parse not complete; failed components: )inline<delimiter({)local_variable($darr)operator([)string<delimiter(')content(unparsed)delimiter(')>operator(])delimiter(})>char(\\n)delimiter(")>operator(;)
   operator(})
 operator(})
 reserved(else)
@@ -1264,22 +1264,22 @@ predefined(strftime)operator(()string<delimiter(')content(%Y/%m/%d)delimiter(')>
 comment(// ----------------------------)
 
 comment(// 'mktime' creates a local time timestamp)
-local_variable($t) operator(=) predefined(strftime)operator(()string<delimiter(')content(%a %b %e %H:%M:%S %z %Y)delimiter(')>operator(,) predefined(mktime)operator(()integer(3)operator(,) integer(45)operator(,) integer(50)operator(,) integer(1)operator(,) integer(18)operator(,) integer(73)operator(,) reserved(TRUE)operator(\))operator(\))operator(;)
-predefined(echo) string<delimiter(")operator({)local_variable($t)operator(})char(\\n)delimiter(")>operator(;)
+local_variable($t) operator(=) predefined(strftime)operator(()string<delimiter(')content(%a %b %e %H:%M:%S %z %Y)delimiter(')>operator(,) predefined(mktime)operator(()integer(3)operator(,) integer(45)operator(,) integer(50)operator(,) integer(1)operator(,) integer(18)operator(,) integer(73)operator(,) pre_constant(TRUE)operator(\))operator(\))operator(;)
+predefined(echo) string<delimiter(")inline<delimiter({)local_variable($t)delimiter(})>char(\\n)delimiter(")>operator(;)
 
 comment(// 'gmmktime' creates a GMT time timestamp)
 local_variable($t) operator(=) predefined(strftime)operator(()string<delimiter(')content(%a %b %e %H:%M:%S %z %Y)delimiter(')>operator(,) predefined(gmmktime)operator(()integer(3)operator(,) integer(45)operator(,) integer(50)operator(,) integer(1)operator(,) integer(18)operator(,) integer(73)operator(\))operator(\))operator(;)
-predefined(echo) string<delimiter(")operator({)local_variable($t)operator(})char(\\n)delimiter(")>operator(;)
+predefined(echo) string<delimiter(")inline<delimiter({)local_variable($t)delimiter(})>char(\\n)delimiter(")>operator(;)
 
 comment(// ----------------------------)
 
 comment(// 'strtotime' parses a textual date expression, and generates a timestamp )
 local_variable($t) operator(=) predefined(strftime)operator(()string<delimiter(')content(%A %D)delimiter(')>operator(,) predefined(strtotime)operator(()string<delimiter(')content(18 Jan 1973, 3:45:50)delimiter(')>operator(\))operator(\))operator(;)
-predefined(echo) string<delimiter(")operator({)local_variable($t)operator(})char(\\n)delimiter(")>operator(;)
+predefined(echo) string<delimiter(")inline<delimiter({)local_variable($t)delimiter(})>char(\\n)delimiter(")>operator(;)
 
 comment(// This should generate output identical to previous example)
-local_variable($t) operator(=) predefined(strftime)operator(()string<delimiter(')content(%A %D)delimiter(')>operator(,) predefined(mktime)operator(()integer(3)operator(,) integer(45)operator(,) integer(50)operator(,) integer(1)operator(,) integer(18)operator(,) integer(73)operator(,) reserved(TRUE)operator(\))operator(\))operator(;)
-predefined(echo) string<delimiter(")operator({)local_variable($t)operator(})char(\\n)delimiter(")>operator(;)
+local_variable($t) operator(=) predefined(strftime)operator(()string<delimiter(')content(%A %D)delimiter(')>operator(,) predefined(mktime)operator(()integer(3)operator(,) integer(45)operator(,) integer(50)operator(,) integer(1)operator(,) integer(18)operator(,) integer(73)operator(,) pre_constant(TRUE)operator(\))operator(\))operator(;)
+predefined(echo) string<delimiter(")inline<delimiter({)local_variable($t)delimiter(})>char(\\n)delimiter(")>operator(;)
 
 comment(// @@PLEAC@@_3.9)
 comment(// PHP 5 and above can use the built-in, 'microtime'. Crude implementation for ealier versions:)
@@ -1309,7 +1309,7 @@ operator({)
   predefined(sort)operator(()local_variable($arr)operator(\))operator(;)
   local_variable($elapsed) operator(=) predefined(microtime)operator(()operator(\)) operator(-) local_variable($begin)operator(;)
 
-  local_variable($total_time) operator(+)operator(=) local_variable($elapsed)operator(;)
+  local_variable($total_time) operator(+=) local_variable($elapsed)operator(;)
 operator(})
 
 predefined(printf)operator(()string<delimiter(")content(On average, sorting %d random numbers takes %.5f seconds)char(\\n)delimiter(")>operator(,) constant(SIZE)operator(,) local_variable($total_time) operator(/) operator(()pre_type(float)operator(\)) constant(NUMBER_OF_TIMES)operator(\))operator(;)
@@ -1366,7 +1366,7 @@ comment(// ------------)
 
 local_variable($name) operator(=) string<delimiter(')content(Gandalf)delimiter(')>operator(;)
 
-local_variable($banner) operator(=) string<delimiter(")content(Speak )operator({)local_variable($name)operator(})content(, and enter!)delimiter(")>operator(;)
+local_variable($banner) operator(=) string<delimiter(")content(Speak )inline<delimiter({)local_variable($name)delimiter(})>content(, and enter!)delimiter(")>operator(;)
 
 local_variable($banner) operator(=) string<delimiter(')content(Speak )delimiter(')> operator(.) predefined(escapeshellarg)operator(()local_variable($name)operator(\)) operator(.) string<delimiter(')content( and welcome!)delimiter(')>operator(;)
 
@@ -1374,11 +1374,11 @@ comment(// ------------)
 
 local_variable($his_host) operator(=) string<delimiter(')content(www.perl.com)delimiter(')>operator(;)
 
-local_variable($host_info) operator(=) error(`)ident(nslookup) local_variable($his_host)error(`)operator(;)
+local_variable($host_info) operator(=) string<delimiter(`)content(nslookup )local_variable($his_host)delimiter(`)>operator(;)
 
-local_variable($cmd) operator(=) string<delimiter(')content(ps )delimiter(')> operator(.) ident(posix_getpid)operator(()operator(\))operator(;) local_variable($perl_info) operator(=) error(`)local_variable($cmd)error(`)operator(;)
+local_variable($cmd) operator(=) string<delimiter(')content(ps )delimiter(')> operator(.) ident(posix_getpid)operator(()operator(\))operator(;) local_variable($perl_info) operator(=) string<delimiter(`)local_variable($cmd)delimiter(`)>operator(;)
 
-local_variable($shell_info) operator(=) error(`)ident(ps) error($)error($)error(`)operator(;)
+local_variable($shell_info) operator(=) string<delimiter(`)content(ps )content($)content($)delimiter(`)>operator(;)
 
 comment(// ------------)
 
@@ -1409,11 +1409,11 @@ reserved(function) ident(commify_series)operator(()local_variable($list)operator
 operator({)
   local_variable($n) operator(=) predefined(str_word_count)operator(()local_variable($list)operator(\))operator(;) local_variable($series) operator(=) predefined(str_word_count)operator(()local_variable($list)operator(,) integer(1)operator(\))operator(;)
 
-  reserved(if) operator(()local_variable($n) operator(==) integer(0)operator(\)) predefined(return) reserved(NULL)operator(;)
-  reserved(if) operator(()local_variable($n) operator(==) integer(1)operator(\)) predefined(return) local_variable($series)operator([)integer(0)operator(])operator(;)
-  reserved(if) operator(()local_variable($n) operator(==) integer(2)operator(\)) predefined(return) local_variable($series)operator([)integer(0)operator(]) operator(.) string<delimiter(')content( and )delimiter(')> operator(.) local_variable($series)operator([)integer(1)operator(])operator(;)
+  reserved(if) operator(()local_variable($n) operator(==) integer(0)operator(\)) reserved(return) pre_constant(NULL)operator(;)
+  reserved(if) operator(()local_variable($n) operator(==) integer(1)operator(\)) reserved(return) local_variable($series)operator([)integer(0)operator(])operator(;)
+  reserved(if) operator(()local_variable($n) operator(==) integer(2)operator(\)) reserved(return) local_variable($series)operator([)integer(0)operator(]) operator(.) string<delimiter(')content( and )delimiter(')> operator(.) local_variable($series)operator([)integer(1)operator(])operator(;)
   
-  predefined(return) predefined(join)operator(()string<delimiter(')content(, )delimiter(')>operator(,) predefined(array_slice)operator(()local_variable($series)operator(,) integer(0)operator(,) operator(-)integer(1)operator(\))operator(\)) operator(.) string<delimiter(')content(, and )delimiter(')> operator(.) local_variable($series)operator([)local_variable($n) operator(-) integer(1)operator(])operator(;)
+  reserved(return) predefined(join)operator(()string<delimiter(')content(, )delimiter(')>operator(,) predefined(array_slice)operator(()local_variable($series)operator(,) integer(0)operator(,) operator(-)integer(1)operator(\))operator(\)) operator(.) string<delimiter(')content(, and )delimiter(')> operator(.) local_variable($series)operator([)local_variable($n) operator(-) integer(1)operator(])operator(;)
 operator(})
 
 comment(// ------------)
@@ -1433,15 +1433,15 @@ operator({)
 
   reserved(foreach)operator(()local_variable($arr) reserved(as) local_variable($str)operator(\))
   operator({)
-    reserved(if) operator(()predefined(strpos)operator(()local_variable($str)operator(,) string<delimiter(')content(,)delimiter(')>operator(\)) operator(===) reserved(false)operator(\)) reserved(continue)operator(;)
+    reserved(if) operator(()predefined(strpos)operator(()local_variable($str)operator(,) string<delimiter(')content(,)delimiter(')>operator(\)) operator(===) pre_constant(false)operator(\)) reserved(continue)operator(;)
     local_variable($sepchar) operator(=) string<delimiter(')content(;)delimiter(')>operator(;) reserved(break)operator(;) 
   operator(})
 
-  reserved(if) operator(()local_variable($n) operator(==) integer(0)operator(\)) predefined(return) reserved(NULL)operator(;)
-  reserved(if) operator(()local_variable($n) operator(==) integer(1)operator(\)) predefined(return) local_variable($arr)operator([)integer(0)operator(])operator(;)
-  reserved(if) operator(()local_variable($n) operator(==) integer(2)operator(\)) predefined(return) local_variable($arr)operator([)integer(0)operator(]) operator(.) string<delimiter(')content( and )delimiter(')> operator(.) local_variable($arr)operator([)integer(1)operator(])operator(;)
+  reserved(if) operator(()local_variable($n) operator(==) integer(0)operator(\)) reserved(return) pre_constant(NULL)operator(;)
+  reserved(if) operator(()local_variable($n) operator(==) integer(1)operator(\)) reserved(return) local_variable($arr)operator([)integer(0)operator(])operator(;)
+  reserved(if) operator(()local_variable($n) operator(==) integer(2)operator(\)) reserved(return) local_variable($arr)operator([)integer(0)operator(]) operator(.) string<delimiter(')content( and )delimiter(')> operator(.) local_variable($arr)operator([)integer(1)operator(])operator(;)
   
-  predefined(return) predefined(join)operator(()string<delimiter(")operator({)local_variable($sepchar)operator(})content( )delimiter(")>operator(,) predefined(array_slice)operator(()local_variable($arr)operator(,) integer(0)operator(,) operator(-)integer(1)operator(\))operator(\)) operator(.) string<delimiter(")operator({)local_variable($sepchar)operator(})content( and )delimiter(")> operator(.) local_variable($arr)operator([)local_variable($n) operator(-) integer(1)operator(])operator(;)
+  reserved(return) predefined(join)operator(()string<delimiter(")inline<delimiter({)local_variable($sepchar)delimiter(})>content( )delimiter(")>operator(,) predefined(array_slice)operator(()local_variable($arr)operator(,) integer(0)operator(,) operator(-)integer(1)operator(\))operator(\)) operator(.) string<delimiter(")inline<delimiter({)local_variable($sepchar)delimiter(})>content( and )delimiter(")> operator(.) local_variable($arr)operator([)local_variable($n) operator(-) integer(1)operator(])operator(;)
 operator(})
 
 comment(// ------------)
@@ -1514,14 +1514,14 @@ comment(// and then sort.)
 predefined(ksort)operator(()local_variable($env)operator(\))operator(;)
 
 reserved(foreach) operator(()local_variable($env) reserved(as) local_variable($key) operator(=>) local_variable($value)operator(\)) operator({)
-    predefined(echo) string<delimiter(")operator({)local_variable($key)operator(})content(=)operator({)local_variable($value)operator(})char(\\n)delimiter(")>operator(;)
+    predefined(echo) string<delimiter(")inline<delimiter({)local_variable($key)delimiter(})>content(=)inline<delimiter({)local_variable($value)delimiter(})>char(\\n)delimiter(")>operator(;)
 operator(})
 
 comment(// Literal translation of Perl example would be:)
 local_variable($keys) operator(=) predefined(array_keys)operator(()local_variable($_ENV)operator(\))operator(;)
 predefined(sort)operator(()local_variable($keys)operator(\))operator(;)
 reserved(foreach) operator(()local_variable($keys) reserved(as) local_variable($key)operator(\)) operator({)
-    predefined(echo) string<delimiter(")operator({)local_variable($key)operator(})content(=)operator({)local_variable($_ENV)operator([)local_variable($key)operator(])operator(})char(\\n)delimiter(")>operator(;)
+    predefined(echo) string<delimiter(")inline<delimiter({)local_variable($key)delimiter(})>content(=)inline<delimiter({)local_variable($_ENV)operator([)local_variable($key)operator(])delimiter(})>char(\\n)delimiter(")>operator(;)
 operator(})
 
 comment(// This assumes that MAX_QUOTA is a named constant.)
@@ -1581,14 +1581,14 @@ local_variable($fruits) operator(=) predefined(array)operator(()string<delimiter
 
 reserved(foreach)operator(()local_variable($fruits) reserved(as) operator(&)local_variable($fruit)operator(\))
 operator({)
-  predefined(echo) string<delimiter(")operator({)local_variable($fruit)operator(})content( tastes good in a pie.)char(\\n)delimiter(")>operator(;)
+  predefined(echo) string<delimiter(")inline<delimiter({)local_variable($fruit)delimiter(})>content( tastes good in a pie.)char(\\n)delimiter(")>operator(;)
 operator(})
 
 local_variable($fruitlen) operator(=) predefined(count)operator(()local_variable($fruits)operator(\))operator(;)
 
 reserved(for)operator(()local_variable($i) operator(=) integer(0)operator(;) local_variable($i) operator(<) local_variable($fruitlen)operator(;) local_variable($i)operator(++)operator(\))
 operator({)
-  predefined(echo) string<delimiter(")operator({)local_variable($fruits)operator([)local_variable($i)operator(])operator(})content( tastes good in a pie.)char(\\n)delimiter(")>operator(;)
+  predefined(echo) string<delimiter(")inline<delimiter({)local_variable($fruits)operator([)local_variable($i)operator(])delimiter(})>content( tastes good in a pie.)char(\\n)delimiter(")>operator(;)
 operator(})
 
 comment(// ----------------------------)
@@ -1601,13 +1601,13 @@ local_variable($namelist)operator([)string<delimiter(')content(felines)delimiter
 comment(// Take care to make '$cat' a reference via '&$' to allow updating)
 reserved(foreach)operator(()local_variable($namelist)operator([)string<delimiter(')content(felines)delimiter(')>operator(]) reserved(as) operator(&)local_variable($cat)operator(\))
 operator({)
-  local_variable($cat) operator(.)operator(=) string<delimiter(')content( [meow])delimiter(')>operator(;)
+  local_variable($cat) operator(.=) string<delimiter(')content( [meow])delimiter(')>operator(;)
 operator(})
 
 comment(// Via array reference)
 reserved(foreach)operator(()local_variable($namelist)operator([)string<delimiter(')content(felines)delimiter(')>operator(]) reserved(as) local_variable($cat)operator(\))
 operator({)
-  predefined(echo) string<delimiter(")operator({)local_variable($cat)operator(})content( purrs hypnotically.)char(\\n)delimiter(")>operator(;)
+  predefined(echo) string<delimiter(")inline<delimiter({)local_variable($cat)delimiter(})>content( purrs hypnotically.)char(\\n)delimiter(")>operator(;)
 operator(})
 
 predefined(echo) string<delimiter(")content(---)char(\\n)delimiter(")>operator(;)
@@ -1615,7 +1615,7 @@ predefined(echo) string<delimiter(")content(---)char(\\n)delimiter(")>operator(;
 comment(// Original array)
 reserved(foreach)operator(()local_variable($rogue_cats) reserved(as) local_variable($cat)operator(\))
 operator({)
-  predefined(echo) string<delimiter(")operator({)local_variable($cat)operator(})content( purrs hypnotically.)char(\\n)delimiter(")>operator(;)
+  predefined(echo) string<delimiter(")inline<delimiter({)local_variable($cat)delimiter(})>content( purrs hypnotically.)char(\\n)delimiter(")>operator(;)
 operator(})
 
 comment(// @@PLEAC@@_4.6)
@@ -1640,7 +1640,7 @@ reserved(foreach)operator(()local_variable($list) reserved(as) local_variable($i
 operator({)
   reserved(if) operator(()operator(!)predefined(isset)operator(()local_variable($seen)operator([)local_variable($item)operator(])operator(\))operator(\))
   operator({)
-    local_variable($seen)operator([)local_variable($item)operator(]) operator(=) reserved(TRUE)operator(;)
+    local_variable($seen)operator([)local_variable($item)operator(]) operator(=) pre_constant(TRUE)operator(;)
     local_variable($unique)operator([)operator(]) operator(=) local_variable($item)operator(;)
   operator(})
 operator(})
@@ -1649,7 +1649,7 @@ comment(// ------------)
 
 reserved(foreach)operator(()local_variable($list) reserved(as) local_variable($item)operator(\))
 operator({)
-  local_variable($seen)operator([)local_variable($item)operator(]) operator(|)operator(|) operator(()operator(++)local_variable($seen)operator([)local_variable($item)operator(]) operator(&)operator(&) operator(()local_variable($unique)operator([)operator(]) operator(=) local_variable($item)operator(\))operator(\))operator(;)
+  local_variable($seen)operator([)local_variable($item)operator(]) operator(||) operator(()operator(++)local_variable($seen)operator([)local_variable($item)operator(]) operator(&&) operator(()local_variable($unique)operator([)operator(]) operator(=) local_variable($item)operator(\))operator(\))operator(;)
 operator(})
 
 comment(// ------------)
@@ -1661,12 +1661,12 @@ operator(})
 
 reserved(foreach)operator(()local_variable($list) reserved(as) local_variable($item)operator(\))
 operator({)
-  local_variable($seen)operator([)local_variable($item)operator(]) operator(|)operator(|) operator(()operator(++)local_variable($seen)operator([)local_variable($item)operator(]) operator(&)operator(&) ident(some_func)operator(()local_variable($item)operator(\))operator(\))operator(;)
+  local_variable($seen)operator([)local_variable($item)operator(]) operator(||) operator(()operator(++)local_variable($seen)operator([)local_variable($item)operator(]) operator(&&) ident(some_func)operator(()local_variable($item)operator(\))operator(\))operator(;)
 operator(})
 
 comment(// ----------------------------)
 
-reserved(foreach)operator(()predefined(array_slice)operator(()predefined(preg_split)operator(()string<delimiter(')content(/)content(\\n)content(/)delimiter(')>operator(,) error(`)ident(who)error(`)operator(\))operator(,) integer(0)operator(,) operator(-)integer(1)operator(\)) reserved(as) local_variable($user_entry)operator(\))
+reserved(foreach)operator(()predefined(array_slice)operator(()predefined(preg_split)operator(()string<delimiter(')content(/)content(\\n)content(/)delimiter(')>operator(,) string<delimiter(`)content(who)delimiter(`)>operator(\))operator(,) integer(0)operator(,) operator(-)integer(1)operator(\)) reserved(as) local_variable($user_entry)operator(\))
 operator({)
   local_variable($user) operator(=) predefined(preg_split)operator(()string<delimiter(')content(/)content(\\s)content(/)delimiter(')>operator(,) local_variable($user_entry)operator(\))operator(;)
   local_variable($ucnt)operator([)local_variable($user)operator([)integer(0)operator(])operator(])operator(++)operator(;)
@@ -1678,7 +1678,7 @@ predefined(echo) string<delimiter(")content(users logged in:)char(\\n)delimiter(
 
 reserved(foreach)operator(()local_variable($ucnt) reserved(as) local_variable($user) operator(=>) local_variable($cnt)operator(\))
 operator({)
-  predefined(echo) string<delimiter(")char(\\t)operator({)local_variable($user)operator(})content( => )operator({)local_variable($cnt)operator(})char(\\n)delimiter(")>operator(;)
+  predefined(echo) string<delimiter(")char(\\t)inline<delimiter({)local_variable($user)delimiter(})>content( => )inline<delimiter({)local_variable($cnt)delimiter(})>char(\\n)delimiter(")>operator(;)
 operator(})
 
 comment(// @@PLEAC@@_4.7)
@@ -1807,14 +1807,14 @@ reserved(function) ident(popN)operator(()operator(&)local_variable($arr)operator
 operator({)
   local_variable($ret) operator(=) predefined(array_slice)operator(()local_variable($arr)operator(,) operator(-)operator(()local_variable($n)operator(\))operator(,) local_variable($n)operator(\))operator(;)
   local_variable($arr) operator(=) predefined(array_slice)operator(()local_variable($arr)operator(,) integer(0)operator(,) predefined(count)operator(()local_variable($arr)operator(\)) operator(-) local_variable($n)operator(\))operator(;)
-  predefined(return) local_variable($ret)operator(;)
+  reserved(return) local_variable($ret)operator(;)
 operator(})
 
 reserved(function) ident(shiftN)operator(()operator(&)local_variable($arr)operator(,) local_variable($n)operator(\))
 operator({)
   local_variable($ret) operator(=) predefined(array_slice)operator(()local_variable($arr)operator(,) integer(0)operator(,) local_variable($n)operator(\))operator(;)
   local_variable($arr) operator(=) predefined(array_slice)operator(()local_variable($arr)operator(,) local_variable($n)operator(\))operator(;)
-  predefined(return) local_variable($ret)operator(;)
+  reserved(return) local_variable($ret)operator(;)
 operator(})
 
 comment(// ------------)
@@ -1831,7 +1831,7 @@ local_variable($friends) operator(=) predefined(array)operator(()string<delimite
 
 predefined(list)operator(()local_variable($this_)operator(,) local_variable($that)operator(\)) operator(=) ident(shiftN)operator(()local_variable($friends)operator(,) integer(2)operator(\))operator(;)
 
-predefined(echo) string<delimiter(")operator({)local_variable($this_)operator(})content( )operator({)local_variable($that)operator(})char(\\n)delimiter(")>operator(;)
+predefined(echo) string<delimiter(")inline<delimiter({)local_variable($this_)delimiter(})>content( )inline<delimiter({)local_variable($that)delimiter(})>char(\\n)delimiter(")>operator(;)
 
 comment(// ------------)
 
@@ -1855,7 +1855,7 @@ comment(//   means of terminating the search once a match has been found. It wou
 comment(//   function were to have a third parameter, a Boolean flag indicating whether to traverse)
 comment(//   the whole array, or quit after first match [next version, maybe :\) ?])
 
-local_variable($found) operator(=) reserved(FALSE)operator(;)
+local_variable($found) operator(=) pre_constant(FALSE)operator(;)
 
 reserved(foreach)operator(()local_variable($array) reserved(as) local_variable($item)operator(\))
 operator({)
@@ -1864,7 +1864,7 @@ operator({)
 
   comment(// Found - save and leave)
   local_variable($match) operator(=) local_variable($item)operator(;)
-  local_variable($found) operator(=) reserved(TRUE)operator(;)
+  local_variable($found) operator(=) pre_constant(TRUE)operator(;)
   reserved(break)operator(;)  
 operator(})
 
@@ -1881,8 +1881,8 @@ comment(// ------------)
 
 reserved(function) ident(predicate)operator(()local_variable($element)operator(\))
 operator({)
-  reserved(if) operator(()ident(criterion)operator(\)) predefined(return) reserved(TRUE)operator(;)
-  predefined(return) reserved(FALSE)operator(;)
+  reserved(if) operator(()ident(criterion)operator(\)) reserved(return) pre_constant(TRUE)operator(;)
+  reserved(return) pre_constant(FALSE)operator(;)
 operator(})
 
 local_variable($match) operator(=) predefined(array_slice)operator(()predefined(array_filter)operator(()local_variable($array)operator(,) string<delimiter(')content(predicate)delimiter(')>operator(\))operator(,) integer(0)operator(,) integer(1)operator(\))operator(;)
@@ -1924,7 +1924,7 @@ comment(// ------------)
 reserved(function) ident(array_update)operator(()local_variable($arr)operator(,) local_variable($lambda)operator(,) local_variable($updarr)operator(\))
 operator({)
   reserved(foreach)operator(()local_variable($arr) reserved(as) local_variable($key)operator(\)) local_variable($lambda)operator(()local_variable($updarr)operator(,) local_variable($key)operator(\))operator(;)
-  predefined(return) local_variable($updarr)operator(;)
+  reserved(return) local_variable($updarr)operator(;)
 operator(})
 
 reserved(function) ident(highest_salaried_engineer)operator(()operator(&)local_variable($arr)operator(,) local_variable($employee)operator(\))
@@ -1956,8 +1956,8 @@ comment(// function)
 
 reserved(function) ident(predicate)operator(()local_variable($element)operator(\))
 operator({)
-  reserved(if) operator(()ident(criterion)operator(\)) predefined(return) reserved(TRUE)operator(;)
-  predefined(return) reserved(FALSE)operator(;)
+  reserved(if) operator(()ident(criterion)operator(\)) reserved(return) pre_constant(TRUE)operator(;)
+  reserved(return) pre_constant(FALSE)operator(;)
 operator(})
 
 local_variable($matching) operator(=) predefined(array_filter)operator(()local_variable($list)operator(,) string<delimiter(')content(predicate)delimiter(')>operator(\))operator(;)
@@ -1972,15 +1972,15 @@ reserved(function) ident(is_pig)operator(()local_variable($user)operator(\))
 operator({)
   local_variable($user_details) operator(=) predefined(preg_split)operator(()string<delimiter(')content(/()content(\\s)content(\)+/)delimiter(')>operator(,) local_variable($user)operator(\))operator(;)
   comment(// Assuming field 5 is the resource being compared)
-  predefined(return) local_variable($user_details)operator([)integer(5)operator(]) operator(>) integer(1)ident(e7)operator(;)  
+  reserved(return) local_variable($user_details)operator([)integer(5)operator(]) operator(>) float(1e7)operator(;)  
 operator(})
 
-local_variable($pigs) operator(=) predefined(array_filter)operator(()predefined(array_slice)operator(()predefined(preg_split)operator(()string<delimiter(')content(/)content(\\n)content(/)delimiter(')>operator(,) error(`)ident(who) operator(-)ident(u)error(`)operator(\))operator(,) integer(0)operator(,) operator(-)integer(1)operator(\))operator(,) string<delimiter(')content(is_pig)delimiter(')>operator(\))operator(;)
+local_variable($pigs) operator(=) predefined(array_filter)operator(()predefined(array_slice)operator(()predefined(preg_split)operator(()string<delimiter(')content(/)content(\\n)content(/)delimiter(')>operator(,) string<delimiter(`)content(who -u)delimiter(`)>operator(\))operator(,) integer(0)operator(,) operator(-)integer(1)operator(\))operator(,) string<delimiter(')content(is_pig)delimiter(')>operator(\))operator(;)
 
 comment(// ------------)
 
-local_variable($matching) operator(=) predefined(array_filter)operator(()predefined(array_slice)operator(()predefined(preg_split)operator(()string<delimiter(')content(/)content(\\n)content(/)delimiter(')>operator(,) error(`)ident(who)error(`)operator(\))operator(,) integer(0)operator(,) operator(-)integer(1)operator(\))operator(,)
-                         ident(create_function)operator(()string<delimiter(')content($user)delimiter(')>operator(,) string<delimiter(')content(return preg_match()content(\\')content(/^gnat /)content(\\')content(, $user\);)delimiter(')>operator(\))operator(\))operator(;)
+local_variable($matching) operator(=) predefined(array_filter)operator(()predefined(array_slice)operator(()predefined(preg_split)operator(()string<delimiter(')content(/)content(\\n)content(/)delimiter(')>operator(,) string<delimiter(`)content(who)delimiter(`)>operator(\))operator(,) integer(0)operator(,) operator(-)integer(1)operator(\))operator(,)
+                         ident(create_function)operator(()string<delimiter(')content($user)delimiter(')>operator(,) string<delimiter(')content(return preg_match()char(\\')content(/^gnat /)char(\\')content(, $user\);)delimiter(')>operator(\))operator(\))operator(;)
 
 comment(// ------------)
 
@@ -2037,8 +2037,8 @@ predefined(natsort)operator(()local_variable($unsorted)operator(\))operator(;)
 
 comment(// ------------)
 
-reserved(function) ident(ascend)operator(()local_variable($left)operator(,) local_variable($right)operator(\)) operator({) predefined(return) local_variable($left) operator(>) local_variable($right)operator(;) operator(})
-reserved(function) ident(descend)operator(()local_variable($left)operator(,) local_variable($right)operator(\)) operator({) predefined(return) local_variable($left) operator(<) local_variable($right)operator(;) operator(})
+reserved(function) ident(ascend)operator(()local_variable($left)operator(,) local_variable($right)operator(\)) operator({) reserved(return) local_variable($left) operator(>) local_variable($right)operator(;) operator(})
+reserved(function) ident(descend)operator(()local_variable($left)operator(,) local_variable($right)operator(\)) operator({) reserved(return) local_variable($left) operator(<) local_variable($right)operator(;) operator(})
 
 comment(// ------------)
 
@@ -2053,7 +2053,7 @@ comment(// ----------------------------)
 reserved(function) ident(kill_process)operator(()local_variable($pid)operator(\))
 operator({)
   comment(// Is 'killable' ?)
-  reserved(if) operator(()operator(!)ident(posix_kill)operator(()local_variable($pid)operator(,) integer(0)operator(\))operator(\)) predefined(return)operator(;)
+  reserved(if) operator(()operator(!)ident(posix_kill)operator(()local_variable($pid)operator(,) integer(0)operator(\))operator(\)) reserved(return)operator(;)
 
   comment(// Ok, so kill in two stages)
   ident(posix_kill)operator(()local_variable($pid)operator(,) integer(15)operator(\))operator(;) comment(// SIGTERM)
@@ -2064,10 +2064,10 @@ operator(})
 reserved(function) ident(pid)operator(()local_variable($pentry)operator(\))
 operator({)
   local_variable($p) operator(=) predefined(preg_split)operator(()string<delimiter(')content(/)content(\\s)content(/)delimiter(')>operator(,) predefined(trim)operator(()local_variable($pentry)operator(\))operator(\))operator(;)
-  predefined(return) local_variable($p)operator([)integer(0)operator(])operator(;)
+  reserved(return) local_variable($p)operator([)integer(0)operator(])operator(;)
 operator(})
 
-local_variable($processes) operator(=) predefined(array_map)operator(()string<delimiter(')content(pid)delimiter(')>operator(,) predefined(array_slice)operator(()predefined(preg_split)operator(()string<delimiter(')content(/)content(\\n)content(/)delimiter(')>operator(,) error(`)ident(ps) ident(ax)error(`)operator(\))operator(,) integer(1)operator(,) operator(-)integer(1)operator(\))operator(\))operator(;)
+local_variable($processes) operator(=) predefined(array_map)operator(()string<delimiter(')content(pid)delimiter(')>operator(,) predefined(array_slice)operator(()predefined(preg_split)operator(()string<delimiter(')content(/)content(\\n)content(/)delimiter(')>operator(,) string<delimiter(`)content(ps ax)delimiter(`)>operator(\))operator(,) integer(1)operator(,) operator(-)integer(1)operator(\))operator(\))operator(;)
 predefined(sort)operator(()local_variable($processes)operator(\))operator(;)
 
 predefined(echo) predefined(join)operator(()string<delimiter(')content( ,)delimiter(')>operator(,) local_variable($processes)operator(\)) operator(.) string<delimiter(")char(\\n)delimiter(")>operator(;)
@@ -2130,7 +2130,7 @@ comment(// As above, except uses 'array_update' and 'accum' to help create hash)
 reserved(function) ident(array_update)operator(()local_variable($arr)operator(,) local_variable($lambda)operator(,) local_variable($updarr)operator(\))
 operator({)
   reserved(foreach)operator(()local_variable($arr) reserved(as) local_variable($key)operator(\)) local_variable($lambda)operator(()local_variable($updarr)operator(,) local_variable($key)operator(\))operator(;)
-  predefined(return) local_variable($updarr)operator(;)
+  reserved(return) local_variable($updarr)operator(;)
 operator(})
 
 reserved(function) ident(accum)operator(()operator(&)local_variable($arr)operator(,) local_variable($value)operator(\))
@@ -2196,13 +2196,13 @@ local_variable($bonus) operator(=) predefined(array)operator(()integer(12376) op
 
 reserved(foreach)operator(()local_variable($sorted_employees) reserved(as) local_variable($employee)operator(\))
 operator({)
-  predefined(echo) string<delimiter(")operator({)local_variable($employee)operator(->)ident(name)operator(})content( earns )content(\\$)operator({)local_variable($employee)operator(->)ident(salary)operator(})char(\\n)delimiter(")>operator(;)
+  predefined(echo) string<delimiter(")inline<delimiter({)local_variable($employee)operator(->)ident(name)delimiter(})>content( earns )content(\\$)inline<delimiter({)local_variable($employee)operator(->)ident(salary)delimiter(})>char(\\n)delimiter(")>operator(;)
 operator(})
 
 reserved(foreach)operator(()local_variable($sorted_employees) reserved(as) local_variable($employee)operator(\))
 operator({)
   reserved(if) operator(()operator(()local_variable($amount) operator(=) local_variable($bonus)operator([)local_variable($employee)operator(->)ident(ssn)operator(])operator(\))operator(\))
-    predefined(echo) string<delimiter(")operator({)local_variable($employee)operator(->)ident(name)operator(})content( got a bonus of: )content(\\$)operator({)local_variable($amount)operator(})char(\\n)delimiter(")>operator(;)
+    predefined(echo) string<delimiter(")inline<delimiter({)local_variable($employee)operator(->)ident(name)delimiter(})>content( got a bonus of: )content(\\$)inline<delimiter({)local_variable($amount)delimiter(})>char(\\n)delimiter(")>operator(;)
 operator(})
 
 comment(// ------------)
@@ -2223,13 +2223,13 @@ reserved(function) ident(get_pw_entries)operator(()operator(\))
 operator({)
   reserved(function) ident(normal_users_only)operator(()local_variable($e)operator(\))
   operator({)
-    local_variable($entry) operator(=) predefined(split)operator(()string<delimiter(')content(:)delimiter(')>operator(,) local_variable($e)operator(\))operator(;) predefined(return) local_variable($entry)operator([)integer(2)operator(]) operator(>) integer(100) operator(&)operator(&) local_variable($entry)operator([)integer(2)operator(]) operator(<) integer(32768)operator(;)
+    local_variable($entry) operator(=) predefined(split)operator(()string<delimiter(')content(:)delimiter(')>operator(,) local_variable($e)operator(\))operator(;) reserved(return) local_variable($entry)operator([)integer(2)operator(]) operator(>) integer(100) operator(&&) local_variable($entry)operator([)integer(2)operator(]) operator(<) integer(32768)operator(;)
   operator(})
 
   reserved(foreach)operator(()predefined(array_filter)operator(()predefined(file)operator(()string<delimiter(')content(/etc/passwd)delimiter(')>operator(\))operator(,) string<delimiter(')content(normal_users_only)delimiter(')>operator(\)) reserved(as) local_variable($entry)operator(\))
     local_variable($users)operator([)operator(]) operator(=) predefined(split)operator(()string<delimiter(')content(:)delimiter(')>operator(,) predefined(trim)operator(()local_variable($entry)operator(\))operator(\))operator(;)
 
-  predefined(return) local_variable($users)operator(;)
+  reserved(return) local_variable($users)operator(;)
 operator(})
 
 comment(// ------------)
@@ -2237,7 +2237,7 @@ comment(// ------------)
 local_variable($users) operator(=) ident(get_pw_entries)operator(()operator(\))operator(;)
 
 predefined(usort)operator(()local_variable($users)operator(,) ident(create_function)operator(()string<delimiter(')content($left, $right)delimiter(')>operator(,) string<delimiter(')content(return $left[0] > $right[0];)delimiter(')>operator(\))operator(\))operator(;)
-reserved(foreach)operator(()local_variable($users) reserved(as) local_variable($user)operator(\)) predefined(echo) string<delimiter(")operator({)local_variable($user)operator([)integer(0)operator(])operator(})char(\\n)delimiter(")>operator(;)
+reserved(foreach)operator(()local_variable($users) reserved(as) local_variable($user)operator(\)) predefined(echo) string<delimiter(")inline<delimiter({)local_variable($user)operator([)integer(0)operator(])delimiter(})>char(\\n)delimiter(")>operator(;)
 
 comment(// ----------------------------)
 
@@ -2258,7 +2258,7 @@ comment(// ----------------------------)
 reserved(function) ident(array_update)operator(()local_variable($arr)operator(,) local_variable($lambda)operator(,) local_variable($updarr)operator(\))
 operator({)
   reserved(foreach)operator(()local_variable($arr) reserved(as) local_variable($key)operator(\)) local_variable($lambda)operator(()local_variable($updarr)operator(,) local_variable($key)operator(\))operator(;)
-  predefined(return) local_variable($updarr)operator(;)
+  reserved(return) local_variable($updarr)operator(;)
 operator(})
 
 reserved(function) ident(accum)operator(()operator(&)local_variable($arr)operator(,) local_variable($value)operator(\))
@@ -2279,7 +2279,7 @@ comment(// ----------------------------)
 reserved(function) ident(array_update)operator(()local_variable($arr)operator(,) local_variable($lambda)operator(,) local_variable($updarr)operator(\))
 operator({)
   reserved(foreach)operator(()local_variable($arr) reserved(as) local_variable($key)operator(\)) local_variable($lambda)operator(()local_variable($updarr)operator(,) local_variable($key)operator(\))operator(;)
-  predefined(return) local_variable($updarr)operator(;)
+  reserved(return) local_variable($updarr)operator(;)
 operator(})
 
 reserved(function) ident(accum)operator(()operator(&)local_variable($arr)operator(,) local_variable($value)operator(\))
@@ -2306,17 +2306,17 @@ reserved(function) ident(grab_and_rotate)operator(()operator(&)local_variable($a
 operator({)
   local_variable($item) operator(=) local_variable($arr)operator([)integer(0)operator(])operator(;)
   predefined(array_push)operator(()local_variable($arr)operator(,) predefined(array_shift)operator(()local_variable($arr)operator(\))operator(\))operator(;)
-  predefined(return) local_variable($item)operator(;)
+  reserved(return) local_variable($item)operator(;)
 operator(})
 
 comment(// ------------)
 
 local_variable($processes) operator(=) predefined(array)operator(()integer(1)operator(,) integer(2)operator(,) integer(3)operator(,) integer(4)operator(,) integer(5)operator(\))operator(;)
 
-reserved(while) operator(()reserved(TRUE)operator(\))
+reserved(while) operator(()pre_constant(TRUE)operator(\))
 operator({)
   local_variable($process) operator(=) ident(grab_and_rotate)operator(()local_variable($processes)operator(\))operator(;)
-  predefined(echo) string<delimiter(")content(Handling process )operator({)local_variable($process)operator(})char(\\n)delimiter(")>operator(;)
+  predefined(echo) string<delimiter(")content(Handling process )inline<delimiter({)local_variable($process)delimiter(})>char(\\n)delimiter(")>operator(;)
   predefined(sleep)operator(()integer(1)operator(\))operator(;)
 operator(})
 
@@ -2408,7 +2408,7 @@ local_variable($food_colour) operator(=) predefined(array)operator(()string<deli
 local_variable($food_colour)operator([)string<delimiter(')content(Raspberry)delimiter(')>operator(]) operator(=) string<delimiter(')content(pink)delimiter(')>operator(;)
 
 predefined(echo) string<delimiter(")content(Known foods:)char(\\n)delimiter(")>operator(;)
-reserved(foreach)operator(()local_variable($food_colour) reserved(as) local_variable($food) operator(=>) local_variable($colour)operator(\)) predefined(echo) string<delimiter(")operator({)local_variable($food)operator(})char(\\n)delimiter(")>operator(;)
+reserved(foreach)operator(()local_variable($food_colour) reserved(as) local_variable($food) operator(=>) local_variable($colour)operator(\)) predefined(echo) string<delimiter(")inline<delimiter({)local_variable($food)delimiter(})>char(\\n)delimiter(")>operator(;)
 
 comment(// @@PLEAC@@_5.2)
 comment(// Returns TRUE on all existing entries with non-NULL values)
@@ -2433,18 +2433,18 @@ local_variable($food_colour) operator(=) predefined(array)operator(()string<deli
 reserved(foreach)operator(()predefined(array)operator(()string<delimiter(')content(Banana)delimiter(')>operator(,) string<delimiter(')content(Martini)delimiter(')>operator(\)) reserved(as) local_variable($name)operator(\))
 operator({)
   reserved(if) operator(()predefined(isset)operator(()local_variable($food_colour)operator([)local_variable($name)operator(])operator(\))operator(\))
-    predefined(echo) string<delimiter(")operator({)local_variable($name)operator(})content( is a food.)char(\\n)delimiter(")>operator(;)
+    predefined(echo) string<delimiter(")inline<delimiter({)local_variable($name)delimiter(})>content( is a food.)char(\\n)delimiter(")>operator(;)
   reserved(else)
-    predefined(echo) string<delimiter(")operator({)local_variable($name)operator(})content( is a drink.)char(\\n)delimiter(")>operator(;)
+    predefined(echo) string<delimiter(")inline<delimiter({)local_variable($name)delimiter(})>content( is a drink.)char(\\n)delimiter(")>operator(;)
 operator(})
 
 comment(// ----------------------------)
 
-local_variable($age) operator(=) predefined(array)operator(()string<delimiter(')content(Toddler)delimiter(')> operator(=>) integer(3)operator(,) string<delimiter(')content(Unborn)delimiter(')> operator(=>) integer(0)operator(,) string<delimiter(')content(Phantasm)delimiter(')> operator(=>) reserved(NULL)operator(\))operator(;)
+local_variable($age) operator(=) predefined(array)operator(()string<delimiter(')content(Toddler)delimiter(')> operator(=>) integer(3)operator(,) string<delimiter(')content(Unborn)delimiter(')> operator(=>) integer(0)operator(,) string<delimiter(')content(Phantasm)delimiter(')> operator(=>) pre_constant(NULL)operator(\))operator(;)
 
 reserved(foreach)operator(()predefined(array)operator(()string<delimiter(')content(Toddler)delimiter(')>operator(,) string<delimiter(')content(Unborn)delimiter(')>operator(,) string<delimiter(')content(Phantasm)delimiter(')>operator(,) string<delimiter(')content(Relic)delimiter(')>operator(\)) reserved(as) local_variable($thing)operator(\))
 operator({)
-  predefined(echo) string<delimiter(")operator({)local_variable($thing)operator(})content(:)delimiter(")>operator(;)
+  predefined(echo) string<delimiter(")inline<delimiter({)local_variable($thing)delimiter(})>content(:)delimiter(")>operator(;)
   reserved(if) operator(()predefined(array_key_exists)operator(()local_variable($thing)operator(,) local_variable($age)operator(\))operator(\)) predefined(echo) string<delimiter(')content( exists)delimiter(')>operator(;)
   reserved(if) operator(()predefined(isset)operator(()local_variable($age)operator([)local_variable($thing)operator(])operator(\))operator(\)) predefined(echo) string<delimiter(')content( non-NULL)delimiter(')>operator(;)
   reserved(if) operator(()local_variable($age)operator([)local_variable($thing)operator(])operator(\)) predefined(echo) string<delimiter(')content( TRUE)delimiter(')>operator(;)
@@ -2470,7 +2470,7 @@ operator({)
   local_variable($foods) operator(=) predefined(array_keys)operator(()local_variable($food_colour)operator(\))operator(;)
 
   predefined(echo) string<delimiter(')content(Foods:)delimiter(')>operator(;)
-  reserved(foreach)operator(()local_variable($foods) reserved(as) local_variable($food)operator(\)) predefined(echo) string<delimiter(")content( )operator({)local_variable($food)operator(})delimiter(")>operator(;)
+  reserved(foreach)operator(()local_variable($foods) reserved(as) local_variable($food)operator(\)) predefined(echo) string<delimiter(")content( )inline<delimiter({)local_variable($food)delimiter(})>delimiter(")>operator(;)
 
   predefined(echo) string<delimiter(")char(\\n)content(Values:)char(\\n)delimiter(")>operator(;)
   reserved(foreach)operator(()local_variable($foods) reserved(as) local_variable($food)operator(\))
@@ -2478,7 +2478,7 @@ operator({)
     local_variable($colour) operator(=) local_variable($food_colour)operator([)local_variable($food)operator(])operator(;)
 
     reserved(if) operator(()predefined(isset)operator(()local_variable($colour)operator(\))operator(\))
-      predefined(echo) string<delimiter(")content(  )operator({)local_variable($colour)operator(})char(\\n)delimiter(")>operator(;)
+      predefined(echo) string<delimiter(")content(  )inline<delimiter({)local_variable($colour)delimiter(})>char(\\n)delimiter(")>operator(;)
     reserved(else)
       predefined(echo) string<delimiter(")content(  nullified or removed)char(\\n)delimiter(")>operator(;)
   operator(})
@@ -2492,7 +2492,7 @@ local_variable($food_colour) operator(=) predefined(array)operator(()string<deli
 predefined(echo) string<delimiter(")content(Initially:)char(\\n)delimiter(")>operator(;) ident(print_foods)operator(()operator(\))operator(;)
 
 comment(// Nullify an entry)
-local_variable($food_colour)operator([)string<delimiter(')content(Banana)delimiter(')>operator(]) operator(=) reserved(NULL)operator(;)
+local_variable($food_colour)operator([)string<delimiter(')content(Banana)delimiter(')>operator(]) operator(=) pre_constant(NULL)operator(;)
 predefined(echo) string<delimiter(")char(\\n)content(With 'Banana' nullified)char(\\n)delimiter(")>operator(;)
 ident(print_foods)operator(()operator(\))operator(;)
 
@@ -2530,12 +2530,12 @@ local_variable($food_colour) operator(=) predefined(array)operator(()string<deli
 
 reserved(foreach)operator(()local_variable($food_colour) reserved(as) local_variable($food) operator(=>) local_variable($colour)operator(\))
 operator({)
-  predefined(echo) string<delimiter(")operator({)local_variable($food)operator(})content( is )operator({)local_variable($colour)operator(})char(\\n)delimiter(")>operator(;)
+  predefined(echo) string<delimiter(")inline<delimiter({)local_variable($food)delimiter(})>content( is )inline<delimiter({)local_variable($colour)delimiter(})>char(\\n)delimiter(")>operator(;)
 operator(})
 
 reserved(foreach)operator(()predefined(array_keys)operator(()local_variable($food_colour)operator(\)) reserved(as) local_variable($food)operator(\))
 operator({)
-  predefined(echo) string<delimiter(")operator({)local_variable($food)operator(})content( is )operator({)local_variable($food_colour)operator([)local_variable($food)operator(])operator(})char(\\n)delimiter(")>operator(;)
+  predefined(echo) string<delimiter(")inline<delimiter({)local_variable($food)delimiter(})>content( is )inline<delimiter({)local_variable($food_colour)operator([)local_variable($food)operator(])delimiter(})>char(\\n)delimiter(")>operator(;)
 operator(})
 
 comment(// ----------------------------)
@@ -2549,7 +2549,7 @@ operator({)
   reserved(if) operator(()predefined(preg_match)operator(()string<delimiter(')content(/^From: (.*\)/)delimiter(')>operator(,) local_variable($line)operator(,) local_variable($matches)operator(\))operator(\))
   operator({)
     reserved(if) operator(()predefined(isset)operator(()local_variable($from)operator([)local_variable($matches)operator([)integer(1)operator(])operator(])operator(\))operator(\))
-      local_variable($from)operator([)local_variable($matches)operator([)integer(1)operator(])operator(]) operator(+)operator(=) integer(1)operator(;)
+      local_variable($from)operator([)local_variable($matches)operator([)integer(1)operator(])operator(]) operator(+=) integer(1)operator(;)
     reserved(else)
       local_variable($from)operator([)local_variable($matches)operator([)integer(1)operator(])operator(]) operator(=) integer(1)operator(;)
   operator(})
@@ -2560,7 +2560,7 @@ operator(})
 reserved(if) operator(()predefined(isset)operator(()local_variable($from)operator(\))operator(\))
 operator({)
   predefined(echo) string<delimiter(")content(Senders:)char(\\n)delimiter(")>operator(;)  
-  reserved(foreach)operator(()local_variable($from) reserved(as) local_variable($sender) operator(=>) local_variable($count)operator(\)) predefined(echo) string<delimiter(")operator({)local_variable($sender)operator(})content( : )operator({)local_variable($count)operator(})char(\\n)delimiter(")>operator(;)
+  reserved(foreach)operator(()local_variable($from) reserved(as) local_variable($sender) operator(=>) local_variable($count)operator(\)) predefined(echo) string<delimiter(")inline<delimiter({)local_variable($sender)delimiter(})>content( : )inline<delimiter({)local_variable($count)delimiter(})>char(\\n)delimiter(")>operator(;)
 operator(})
 reserved(else)
 operator({)
@@ -2584,7 +2584,7 @@ comment(// ------------)
 comment(// Based on Perl example; non-recursive, so contained arrays not printed correctly)
 reserved(foreach)operator(()local_variable($hash) reserved(as) local_variable($key) operator(=>) local_variable($value)operator(\))
 operator({)
-  predefined(echo) string<delimiter(")operator({)local_variable($key)operator(})content( => )local_variable($value)char(\\n)delimiter(")>operator(;)
+  predefined(echo) string<delimiter(")inline<delimiter({)local_variable($key)delimiter(})>content( => )local_variable($value)char(\\n)delimiter(")>operator(;)
 operator(})
 
 comment(// ----------------------------)
@@ -2599,7 +2599,7 @@ local_variable($keys) operator(=) predefined(array_keys)operator(()local_variabl
 
 reserved(foreach)operator(()local_variable($keys) reserved(as) local_variable($key)operator(\))
 operator({)
-  predefined(echo) string<delimiter(")operator({)local_variable($key)operator(})content( => )operator({)local_variable($hash)operator([)local_variable($key)operator(])operator(})char(\\n)delimiter(")>operator(;)
+  predefined(echo) string<delimiter(")inline<delimiter({)local_variable($key)delimiter(})>content( => )inline<delimiter({)local_variable($hash)operator([)local_variable($key)operator(])delimiter(})>char(\\n)delimiter(")>operator(;)
 operator(})
 
 comment(// Sorted by values)
@@ -2631,7 +2631,7 @@ operator({)
       local_variable($arr)operator([)local_variable($arg)operator(]) operator(=) string<delimiter(')delimiter(')>operator(;)
   operator(})
 
-  predefined(return) local_variable($ret)operator(;)
+  reserved(return) local_variable($ret)operator(;)
 operator(})
 
 comment(// ------------)
@@ -2649,15 +2649,15 @@ comment(// array_push_associative($food_colour, array('Banana' => 'Yellow', 'App
 predefined(print_r)operator(()local_variable($food_colour)operator(\))operator(;)
 
 predefined(echo) string<delimiter(")char(\\n)content(In insertion order:)char(\\n)delimiter(")>operator(;)
-reserved(foreach)operator(()local_variable($food_colour) reserved(as) local_variable($food) operator(=>) local_variable($colour)operator(\)) predefined(echo) string<delimiter(")content(  )operator({)local_variable($food)operator(})content( => )operator({)local_variable($colour)operator(})char(\\n)delimiter(")>operator(;)
+reserved(foreach)operator(()local_variable($food_colour) reserved(as) local_variable($food) operator(=>) local_variable($colour)operator(\)) predefined(echo) string<delimiter(")content(  )inline<delimiter({)local_variable($food)delimiter(})>content( => )inline<delimiter({)local_variable($colour)delimiter(})>char(\\n)delimiter(")>operator(;)
 
 local_variable($foods) operator(=) predefined(array_keys)operator(()local_variable($food_colour)operator(\))operator(;)
 
 predefined(echo) string<delimiter(")char(\\n)content(Still in insertion order:)char(\\n)delimiter(")>operator(;)
-reserved(foreach)operator(()local_variable($foods) reserved(as) local_variable($food)operator(\)) predefined(echo) string<delimiter(")content(  )operator({)local_variable($food)operator(})content( => )operator({)local_variable($food_colour)operator([)local_variable($food)operator(])operator(})char(\\n)delimiter(")>operator(;)
+reserved(foreach)operator(()local_variable($foods) reserved(as) local_variable($food)operator(\)) predefined(echo) string<delimiter(")content(  )inline<delimiter({)local_variable($food)delimiter(})>content( => )inline<delimiter({)local_variable($food_colour)operator([)local_variable($food)operator(])delimiter(})>char(\\n)delimiter(")>operator(;)
 
 comment(// @@PLEAC@@_5.7)
-reserved(foreach)operator(()predefined(array_slice)operator(()predefined(preg_split)operator(()string<delimiter(')content(/)content(\\n)content(/)delimiter(')>operator(,) error(`)ident(who)error(`)operator(\))operator(,) integer(0)operator(,) operator(-)integer(1)operator(\)) reserved(as) local_variable($entry)operator(\))
+reserved(foreach)operator(()predefined(array_slice)operator(()predefined(preg_split)operator(()string<delimiter(')content(/)content(\\n)content(/)delimiter(')>operator(,) string<delimiter(`)content(who)delimiter(`)>operator(\))operator(,) integer(0)operator(,) operator(-)integer(1)operator(\)) reserved(as) local_variable($entry)operator(\))
 operator({)
   predefined(list)operator(()local_variable($user)operator(,) local_variable($tty)operator(\)) operator(=) predefined(preg_split)operator(()string<delimiter(')content(/)content(\\s)content(/)delimiter(')>operator(,) local_variable($entry)operator(\))operator(;)
   local_variable($ttys)operator([)local_variable($user)operator(])operator([)operator(]) operator(=) local_variable($tty)operator(;)
@@ -2673,21 +2673,21 @@ comment(// ------------)
 
 reserved(foreach)operator(()local_variable($ttys) reserved(as) local_variable($user) operator(=>) local_variable($all_ttys)operator(\))
 operator({)
-  predefined(echo) string<delimiter(")operator({)local_variable($user)operator(})content(: )delimiter(")> operator(.) predefined(join)operator(()string<delimiter(')content( )delimiter(')>operator(,) local_variable($all_ttys)operator(\)) operator(.) string<delimiter(")char(\\n)delimiter(")>operator(;)
+  predefined(echo) string<delimiter(")inline<delimiter({)local_variable($user)delimiter(})>content(: )delimiter(")> operator(.) predefined(join)operator(()string<delimiter(')content( )delimiter(')>operator(,) local_variable($all_ttys)operator(\)) operator(.) string<delimiter(")char(\\n)delimiter(")>operator(;)
 operator(})
 
 comment(// ------------)
 
 reserved(foreach)operator(()local_variable($ttys) reserved(as) local_variable($user) operator(=>) local_variable($all_ttys)operator(\))
 operator({)
-  predefined(echo) string<delimiter(")operator({)local_variable($user)operator(})content(: )delimiter(")> operator(.) predefined(join)operator(()string<delimiter(')content( )delimiter(')>operator(,) local_variable($all_ttys)operator(\)) operator(.) string<delimiter(")char(\\n)delimiter(")>operator(;)
+  predefined(echo) string<delimiter(")inline<delimiter({)local_variable($user)delimiter(})>content(: )delimiter(")> operator(.) predefined(join)operator(()string<delimiter(')content( )delimiter(')>operator(,) local_variable($all_ttys)operator(\)) operator(.) string<delimiter(")char(\\n)delimiter(")>operator(;)
 
   reserved(foreach)operator(()local_variable($all_ttys) reserved(as) local_variable($tty)operator(\))
   operator({)
     local_variable($stat) operator(=) predefined(stat)operator(()string<delimiter(')content(/dev/$tty)delimiter(')>operator(\))operator(;)
     local_variable($pwent) operator(=) ident(posix_getpwuid)operator(()local_variable($stat)operator([)string<delimiter(')content(uid)delimiter(')>operator(])operator(\))operator(;)
     local_variable($user) operator(=) predefined(isset)operator(()local_variable($pwent)operator([)string<delimiter(')content(name)delimiter(')>operator(])operator(\)) operator(?) local_variable($pwent)operator([)string<delimiter(')content(name)delimiter(')>operator(]) operator(:) string<delimiter(')content(Not available)delimiter(')>operator(;)
-    predefined(echo) string<delimiter(")operator({)local_variable($tty)operator(})content( owned by: )operator({)local_variable($user)operator(})char(\\n)delimiter(")>operator(;)
+    predefined(echo) string<delimiter(")inline<delimiter({)local_variable($tty)delimiter(})>content( owned by: )inline<delimiter({)local_variable($user)delimiter(})>char(\\n)delimiter(")>operator(;)
   operator(})
 operator(})
 
@@ -2702,11 +2702,11 @@ comment(// ----------------------------)
 local_variable($surname) operator(=) predefined(array)operator(()string<delimiter(')content(Babe)delimiter(')> operator(=>) string<delimiter(')content(Ruth)delimiter(')>operator(,) string<delimiter(')content(Mickey)delimiter(')> operator(=>) string<delimiter(')content(Mantle)delimiter(')>operator(\))operator(;) 
 local_variable($first_name) operator(=) predefined(array_flip)operator(()local_variable($surname)operator(\))operator(;)
 
-predefined(echo) string<delimiter(")operator({)local_variable($first_name)operator([)string<delimiter(')content(Mantle)delimiter(')>operator(])operator(})char(\\n)delimiter(")>operator(;)
+predefined(echo) string<delimiter(")inline<delimiter({)local_variable($first_name)operator([)string<delimiter(')content(Mantle)delimiter(')>operator(])delimiter(})>char(\\n)delimiter(")>operator(;)
 
 comment(// ----------------------------)
 
-local_variable($argc) operator(==) integer(2) operator(|)operator(|) predefined(die)operator(()string<delimiter(")content(usage: )operator({)local_variable($argv)operator([)integer(0)operator(])operator(})content( food|colour)char(\\n)delimiter(")>operator(\))operator(;)
+local_variable($argc) operator(==) integer(2) operator(||) predefined(die)operator(()string<delimiter(")content(usage: )inline<delimiter({)local_variable($argv)operator([)integer(0)operator(])delimiter(})>content( food|colour)char(\\n)delimiter(")>operator(\))operator(;)
 
 local_variable($given) operator(=) local_variable($argv)operator([)integer(1)operator(])operator(;)
 
@@ -2716,10 +2716,10 @@ local_variable($colour) operator(=) predefined(array)operator(()string<delimiter
 local_variable($food) operator(=) predefined(array_flip)operator(()local_variable($colour)operator(\))operator(;)
 
 reserved(if) operator(()predefined(isset)operator(()local_variable($colour)operator([)local_variable($given)operator(])operator(\))operator(\))
-  predefined(echo) string<delimiter(")operator({)local_variable($given)operator(})content( is a food with colour: )operator({)local_variable($colour)operator([)local_variable($given)operator(])operator(})char(\\n)delimiter(")>operator(;)
+  predefined(echo) string<delimiter(")inline<delimiter({)local_variable($given)delimiter(})>content( is a food with colour: )inline<delimiter({)local_variable($colour)operator([)local_variable($given)operator(])delimiter(})>char(\\n)delimiter(")>operator(;)
 
 reserved(if) operator(()predefined(isset)operator(()local_variable($food)operator([)local_variable($given)operator(])operator(\))operator(\))
-  predefined(echo) string<delimiter(")operator({)local_variable($food)operator([)local_variable($given)operator(])operator(})content( is a food with colour: )operator({)local_variable($given)operator(})char(\\n)delimiter(")>operator(;)
+  predefined(echo) string<delimiter(")inline<delimiter({)local_variable($food)operator([)local_variable($given)operator(])delimiter(})>content( is a food with colour: )inline<delimiter({)local_variable($given)delimiter(})>char(\\n)delimiter(")>operator(;)
 
 comment(// ----------------------------)
 
@@ -2732,7 +2732,7 @@ operator({)
 operator(})
 
 local_variable($colour) operator(=) string<delimiter(')content(yellow)delimiter(')>operator(;)
-predefined(echo) string<delimiter(")content(foods with colour )operator({)local_variable($colour)operator(})content( were: )delimiter(")> operator(.) predefined(join)operator(()string<delimiter(')content( )delimiter(')>operator(,) local_variable($foods_with_colour)operator([)local_variable($colour)operator(])operator(\)) operator(.) string<delimiter(")char(\\n)delimiter(")>operator(;)
+predefined(echo) string<delimiter(")content(foods with colour )inline<delimiter({)local_variable($colour)delimiter(})>content( were: )delimiter(")> operator(.) predefined(join)operator(()string<delimiter(')content( )delimiter(')>operator(,) local_variable($foods_with_colour)operator([)local_variable($colour)operator(])operator(\)) operator(.) string<delimiter(")char(\\n)delimiter(")>operator(;)
 
 comment(// @@PLEAC@@_5.9)
 comment(// PHP implements a swag of sorting functions, most designed to work with numerically-indexed)
@@ -2750,7 +2750,7 @@ comment(// Comparator-based sort)
 reserved(function) ident(comparator)operator(()local_variable($left)operator(,) local_variable($right)operator(\))
 operator({)
   comment(// Compare left key with right key)
-  predefined(return) local_variable($left) operator(>) local_variable($right)operator(;)
+  reserved(return) local_variable($left) operator(>) local_variable($right)operator(;)
 operator(})
 
 predefined(uksort)operator(()local_variable($hash)operator(,) string<delimiter(')content(comparator)delimiter(')>operator(\))operator(;)
@@ -2766,7 +2766,7 @@ predefined(ksort)operator(()local_variable($food_colour)operator(\))operator(;)
 
 reserved(foreach)operator(()local_variable($food_colour) reserved(as) local_variable($food) operator(=>) local_variable($colour)operator(\))
 operator({)
-  predefined(echo) string<delimiter(")operator({)local_variable($food)operator(})content( is )operator({)local_variable($colour)operator(})char(\\n)delimiter(")>operator(;)
+  predefined(echo) string<delimiter(")inline<delimiter({)local_variable($food)delimiter(})>content( is )inline<delimiter({)local_variable($colour)delimiter(})>char(\\n)delimiter(")>operator(;)
 operator(})
 
 comment(// ------------)
@@ -2775,7 +2775,7 @@ predefined(uksort)operator(()local_variable($food_colour)operator(,) ident(creat
 
 reserved(foreach)operator(()local_variable($food_colour) reserved(as) local_variable($food) operator(=>) local_variable($colour)operator(\))
 operator({)
-  predefined(echo) string<delimiter(")operator({)local_variable($food)operator(})content( is )operator({)local_variable($colour)operator(})char(\\n)delimiter(")>operator(;)
+  predefined(echo) string<delimiter(")inline<delimiter({)local_variable($food)delimiter(})>content( is )inline<delimiter({)local_variable($colour)delimiter(})>char(\\n)delimiter(")>operator(;)
 operator(})
 
 comment(// @@PLEAC@@_5.10)
@@ -2824,7 +2824,7 @@ operator({)
   operator({)
     reserved(if) operator(()predefined(array_key_exists)operator(()local_variable($substance)operator(,) local_variable($substance_colour)operator(\))operator(\))
     operator({)
-      predefined(echo) string<delimiter(")content(Warning )operator({)local_variable($substance_colour)operator([)local_variable($substance)operator(])operator(})content( seen twice. Using first definition.)char(\\n)delimiter(")>operator(;)
+      predefined(echo) string<delimiter(")content(Warning )inline<delimiter({)local_variable($substance_colour)operator([)local_variable($substance)operator(])delimiter(})>content( seen twice. Using first definition.)char(\\n)delimiter(")>operator(;)
       reserved(continue)operator(;)
     operator(})
     local_variable($substance_colour)operator([)local_variable($substance)operator(]) operator(=) local_variable($colour)operator(;)
@@ -2910,7 +2910,7 @@ comment(// three elements)
 local_variable($hash) operator(=) predefined(array)operator(()string<delimiter(')content(Apple)delimiter(')> operator(=>) string<delimiter(')content(red)delimiter(')>operator(,) string<delimiter(')content(Lemon)delimiter(')> operator(=>) string<delimiter(')content(yellow)delimiter(')>operator(,) string<delimiter(')content(Carrot)delimiter(')> operator(=>) string<delimiter(')content(orange)delimiter(')>operator(\))operator(;)
 
 comment(// @@PLEAC@@_5.14)
-reserved(foreach)operator(()local_variable($array) reserved(as) local_variable($element)operator(\)) local_variable($count)operator([)local_variable($element)operator(]) operator(+)operator(=) integer(1)operator(;)
+reserved(foreach)operator(()local_variable($array) reserved(as) local_variable($element)operator(\)) local_variable($count)operator([)local_variable($element)operator(]) operator(+=) integer(1)operator(;)
 
 comment(// @@PLEAC@@_5.15)
 local_variable($father) operator(=) predefined(array)operator(()string<delimiter(')content(Cain)delimiter(')> operator(=>) string<delimiter(')content(Adam)delimiter(')>operator(,) string<delimiter(')content(Abel)delimiter(')> operator(=>) string<delimiter(')content(Adam)delimiter(')>operator(,) string<delimiter(')content(Seth)delimiter(')> operator(=>) string<delimiter(')content(Adam)delimiter(')>operator(,) string<delimiter(')content(Enoch)delimiter(')> operator(=>) string<delimiter(')content(Cain)delimiter(')>operator(,)
@@ -2924,7 +2924,7 @@ local_variable($name) operator(=) predefined(trim)operator(()predefined(fgets)op
 
 reserved(while) operator(()operator(!)predefined(feof)operator(()constant(STDIN)operator(\))operator(\))
 operator({)
-  reserved(while) operator(()reserved(TRUE)operator(\))
+  reserved(while) operator(()pre_constant(TRUE)operator(\))
   operator({)
     predefined(echo) string<delimiter(")local_variable($name)char(\\n)delimiter(")>operator(;)
 
@@ -2953,7 +2953,7 @@ operator({)
   reserved(if) operator(()operator(!)local_variable($children)operator([)local_variable($parent)operator(])operator(\))
     local_variable($children)operator([)local_variable($parent)operator(]) operator(=) local_variable($child)operator(;)
   reserved(else)
-    local_variable($children)operator([)local_variable($parent)operator(]) operator(.)operator(=) constant(SEP) operator(.) local_variable($child)operator(;)
+    local_variable($children)operator([)local_variable($parent)operator(]) operator(.=) constant(SEP) operator(.) local_variable($child)operator(;)
 operator(})
 
 local_variable($name) operator(=) predefined(trim)operator(()predefined(fgets)operator(()constant(STDIN)operator(\))operator(\))operator(;)
@@ -2978,8 +2978,8 @@ local_variable($files) operator(=) predefined(array)operator(()string<delimiter(
 
 reserved(foreach)operator(()local_variable($files) reserved(as) local_variable($file)operator(\))
 operator({)
-  reserved(if) operator(()operator(!)predefined(is_file)operator(()local_variable($file)operator(\))operator(\)) operator({) predefined(echo) string<delimiter(")content(Skipping )operator({)local_variable($file)operator(})char(\\n)delimiter(")>operator(;) reserved(continue)operator(;) operator(})
-  reserved(if) operator(()operator(!)operator(()local_variable($fh) operator(=) predefined(fopen)operator(()local_variable($file)operator(,) string<delimiter(')content(r)delimiter(')>operator(\))operator(\))operator(\)) operator({) predefined(echo) string<delimiter(")content(Skipping )operator({)local_variable($file)operator(})char(\\n)delimiter(")>operator(;) reserved(continue)operator(;) operator(})
+  reserved(if) operator(()operator(!)predefined(is_file)operator(()local_variable($file)operator(\))operator(\)) operator({) predefined(echo) string<delimiter(")content(Skipping )inline<delimiter({)local_variable($file)delimiter(})>char(\\n)delimiter(")>operator(;) reserved(continue)operator(;) operator(})
+  reserved(if) operator(()operator(!)operator(()local_variable($fh) operator(=) predefined(fopen)operator(()local_variable($file)operator(,) string<delimiter(')content(r)delimiter(')>operator(\))operator(\))operator(\)) operator({) predefined(echo) string<delimiter(")content(Skipping )inline<delimiter({)local_variable($file)delimiter(})>char(\\n)delimiter(")>operator(;) reserved(continue)operator(;) operator(})
 
   local_variable($line) operator(=) predefined(fgets)operator(()local_variable($fh)operator(\))operator(;)
 
@@ -2988,7 +2988,7 @@ operator({)
     reserved(if) operator(()predefined(preg_match)operator(()string<delimiter(')content(/^)content(\\s)content(*#)content(\\s)content(*include)content(\\s)content(*<([^>]+\)>/)delimiter(')>operator(,) local_variable($line)operator(,) local_variable($matches)operator(\))operator(\))
     operator({)
       reserved(if) operator(()predefined(isset)operator(()local_variable($includes)operator([)local_variable($matches)operator([)integer(1)operator(])operator(])operator(\))operator(\))
-        local_variable($includes)operator([)local_variable($matches)operator([)integer(1)operator(])operator(]) operator(.)operator(=) constant(SEP) operator(.) local_variable($file)operator(;)
+        local_variable($includes)operator([)local_variable($matches)operator([)integer(1)operator(])operator(]) operator(.=) constant(SEP) operator(.) local_variable($file)operator(;)
       reserved(else)
         local_variable($includes)operator([)local_variable($matches)operator([)integer(1)operator(])operator(]) operator(=) local_variable($file)operator(;)
     operator(})
@@ -3024,19 +3024,19 @@ comment(// function that searches for a newline could be implemented. Not exactl
 comment(// foolproof, but very simple, low overhead, no installation headaches ...)
 reserved(function) ident(containsText)operator(()local_variable($file)operator(\))
 operator({)
-  local_variable($status) operator(=) reserved(FALSE)operator(;)
+  local_variable($status) operator(=) pre_constant(FALSE)operator(;)
 
   reserved(if) operator(()operator(()local_variable($fp) operator(=) predefined(fopen)operator(()local_variable($file)operator(,) string<delimiter(')content(r)delimiter(')>operator(\))operator(\))operator(\))
   operator({)
-    reserved(while) operator(()reserved(FALSE) operator(!==) operator(()local_variable($char) operator(=) predefined(fgetc)operator(()local_variable($fp)operator(\))operator(\))operator(\))
+    reserved(while) operator(()pre_constant(FALSE) operator(!==) operator(()local_variable($char) operator(=) predefined(fgetc)operator(()local_variable($fp)operator(\))operator(\))operator(\))
     operator({)
-      reserved(if) operator(()local_variable($char) operator(==) string<delimiter(")char(\\n)delimiter(")>operator(\)) operator({) local_variable($status) operator(=) reserved(TRUE)operator(;) reserved(break)operator(;) operator(})
+      reserved(if) operator(()local_variable($char) operator(==) string<delimiter(")char(\\n)delimiter(")>operator(\)) operator({) local_variable($status) operator(=) pre_constant(TRUE)operator(;) reserved(break)operator(;) operator(})
     operator(})
 
     predefined(fclose)operator(()local_variable($fp)operator(\))operator(;)
   operator(})
 
-  predefined(return) local_variable($status)operator(;)
+  reserved(return) local_variable($status)operator(;)
 operator(})
 
 comment(// PHP offers the [currently experimental] Fileinfo group of functions to)
@@ -3049,28 +3049,28 @@ operator({)
   local_variable($finfo) operator(=) ident(finfo_open)operator(()constant(FILEINFO_NONE)operator(\))operator(;)
   local_variable($status) operator(=) operator(()ident(finfo_file)operator(()local_variable($finfo)operator(,) local_variable($file)operator(\)) operator(==) string<delimiter(')content(ASCII text)delimiter(')>operator(\))operator(;)
   ident(finfo_close)operator(()local_variable($finfo)operator(\))operator(;)
-  predefined(return) local_variable($status)operator(;)
+  reserved(return) local_variable($status)operator(;)
 operator(})
 
 comment(// Alternatively, use the *NIX utility, 'file', directly)
 reserved(function) ident(isTextFile)operator(()local_variable($file)operator(\))
 operator({)
-  predefined(return) predefined(exec)operator(()predefined(trim)operator(()string<delimiter(')content(file -bN )delimiter(')> operator(.) predefined(escapeshellarg)operator(()local_variable($file)operator(\))operator(\))operator(\)) operator(==) string<delimiter(')content(ASCII text)delimiter(')>operator(;)
+  reserved(return) predefined(exec)operator(()predefined(trim)operator(()string<delimiter(')content(file -bN )delimiter(')> operator(.) predefined(escapeshellarg)operator(()local_variable($file)operator(\))operator(\))operator(\)) operator(==) string<delimiter(')content(ASCII text)delimiter(')>operator(;)
 operator(})
 
 comment(// ----)
 
-ident(containsText)operator(()local_variable($argv)operator([)integer(1)operator(])operator(\)) operator(|)operator(|) predefined(die)operator(()string<delimiter(")content(File )operator({)local_variable($argv)operator([)integer(1)operator(])operator(})content( doesn't have any text in it)char(\\n)delimiter(")>operator(\))operator(;)
+ident(containsText)operator(()local_variable($argv)operator([)integer(1)operator(])operator(\)) operator(||) predefined(die)operator(()string<delimiter(")content(File )inline<delimiter({)local_variable($argv)operator([)integer(1)operator(])delimiter(})>content( doesn't have any text in it)char(\\n)delimiter(")>operator(\))operator(;)
 
-ident(isTextFile)operator(()local_variable($argv)operator([)integer(1)operator(])operator(\)) operator(|)operator(|) predefined(die)operator(()string<delimiter(")content(File )operator({)local_variable($argv)operator([)integer(1)operator(])operator(})content( doesn't have any text in it)char(\\n)delimiter(")>operator(\))operator(;)
+ident(isTextFile)operator(()local_variable($argv)operator([)integer(1)operator(])operator(\)) operator(||) predefined(die)operator(()string<delimiter(")content(File )inline<delimiter({)local_variable($argv)operator([)integer(1)operator(])delimiter(})>content( doesn't have any text in it)char(\\n)delimiter(")>operator(\))operator(;)
 
 comment(// ----------------------------)
 
 local_variable($dirname) operator(=) string<delimiter(')content(/usr/bin/)delimiter(')>operator(;)
 
-operator(()local_variable($dirhdl) operator(=) predefined(opendir)operator(()local_variable($dirname)operator(\))operator(\)) operator(|)operator(|) predefined(die)operator(()string<delimiter(")content(Couldn't open )operator({)local_variable($dirname)operator(})char(\\n)delimiter(")>operator(\))operator(;)
+operator(()local_variable($dirhdl) operator(=) predefined(opendir)operator(()local_variable($dirname)operator(\))operator(\)) operator(||) predefined(die)operator(()string<delimiter(")content(Couldn't open )inline<delimiter({)local_variable($dirname)delimiter(})>char(\\n)delimiter(")>operator(\))operator(;)
 
-reserved(while) operator(()operator(()local_variable($file) operator(=) predefined(readdir)operator(()local_variable($dirhdl)operator(\))operator(\)) operator(!==) reserved(FALSE)operator(\))
+reserved(while) operator(()operator(()local_variable($file) operator(=) predefined(readdir)operator(()local_variable($dirhdl)operator(\))operator(\)) operator(!==) pre_constant(FALSE)operator(\))
 operator({)
   predefined(printf)operator(()string<delimiter(")content(Inside %s is something called: %s)char(\\n)delimiter(")>operator(,) local_variable($dirname)operator(,) local_variable($file)operator(\))operator(;)
 operator(})
@@ -3113,8 +3113,8 @@ comment(// directly with Epoch Seconds [i.e. the *NIX time stamp value] will wor
 predefined(define)operator(()string<delimiter(')content(SECONDS_PER_DAY)delimiter(')>operator(,) integer(60) operator(*) integer(60) operator(*) integer(24)operator(\))operator(;)
 
 comment(// Set file's access and modification times to 1 week ago)
-local_variable($atime) operator(-)operator(=) integer(7) operator(*) constant(SECONDS_PER_DAY)operator(;)
-local_variable($mtime) operator(-)operator(=) integer(7) operator(*) constant(SECONDS_PER_DAY)operator(;)
+local_variable($atime) operator(-=) integer(7) operator(*) constant(SECONDS_PER_DAY)operator(;)
+local_variable($mtime) operator(-=) integer(7) operator(*) constant(SECONDS_PER_DAY)operator(;)
 
 comment(// ... but care must be taken to account for daylight saving. Therefore, the)
 comment(// recommended approach is to use library functions to perform such tasks:)
@@ -3131,7 +3131,7 @@ predefined(clearstatcache)operator(()operator(\))operator(;)
 
 comment(// ----------------------------)
 
-local_variable($argc) operator(==) integer(2) operator(|)operator(|) predefined(die)operator(()string<delimiter(")content(usage: )operator({)local_variable($argv)operator([)integer(0)operator(])operator(})content( filename)char(\\n)delimiter(")>operator(\))operator(;)
+local_variable($argc) operator(==) integer(2) operator(||) predefined(die)operator(()string<delimiter(")content(usage: )inline<delimiter({)local_variable($argv)operator([)integer(0)operator(])delimiter(})>content( filename)char(\\n)delimiter(")>operator(\))operator(;)
 
 local_variable($filename) operator(=) local_variable($argv)operator([)integer(1)operator(])operator(;)
 local_variable($fs) operator(=) predefined(stat)operator(()local_variable($filename)operator(\))operator(;)
@@ -3143,7 +3143,7 @@ comment(// Careful here: since interactive, use, 'system', not 'exec', to launch
 comment(// does not work under *NIX - at least, not for me :\)])
 predefined(system)operator(()predefined(trim)operator(()predefined(getenv)operator(()string<delimiter(')content(EDITOR)delimiter(')>operator(\)) operator(.) string<delimiter(')content( vi )delimiter(')> operator(.) predefined(escapeshellarg)operator(()local_variable($filename)operator(\))operator(\))operator(,) local_variable($retcode)operator(\))operator(;)
 
-predefined(touch)operator(()local_variable($filename)operator(,) local_variable($mtime)operator(,) local_variable($atime)operator(\)) operator(|)operator(|) predefined(die)operator(()string<delimiter(")content(Error updating timestamp on file, )operator({)local_variable($filename)operator(})content(!)char(\\n)delimiter(")>operator(\))operator(;)
+predefined(touch)operator(()local_variable($filename)operator(,) local_variable($mtime)operator(,) local_variable($atime)operator(\)) operator(||) predefined(die)operator(()string<delimiter(")content(Error updating timestamp on file, )inline<delimiter({)local_variable($filename)delimiter(})>content(!)char(\\n)delimiter(")>operator(\))operator(;)
 
 comment(// @@PLEAC@@_9.2)
 comment(// The 'unlink' function is used to delete regular files, whilst the 'rmdir' function)
@@ -3152,15 +3152,15 @@ comment(// exists, and must be manually programmed)
 
 local_variable($filename) operator(=) string<delimiter(')content(...)delimiter(')>operator(;)
 
-operator(@)predefined(unlink)operator(()local_variable($filename)operator(\)) operator(|)operator(|) predefined(die)operator(()string<delimiter(")content(Can't delete, )operator({)local_variable($filename)operator(})content(!)char(\\n)delimiter(")>operator(\))operator(;)
+operator(@)predefined(unlink)operator(()local_variable($filename)operator(\)) operator(||) predefined(die)operator(()string<delimiter(")content(Can't delete, )inline<delimiter({)local_variable($filename)delimiter(})>content(!)char(\\n)delimiter(")>operator(\))operator(;)
 
 comment(// ------------)
 
 local_variable($files) operator(=) predefined(glob)operator(()string<delimiter(')content(...)delimiter(')>operator(\))operator(;)
-local_variable($problem) operator(=) reserved(FALSE)operator(;)
+local_variable($problem) operator(=) pre_constant(FALSE)operator(;)
 
 comment(// Could simply use a foreach loop)
-reserved(foreach)operator(()local_variable($files) reserved(as) local_variable($filename)operator(\)) operator({) operator(@)predefined(unlink)operator(()local_variable($filename)operator(\)) operator(|)operator(|) local_variable($problem) operator(=) reserved(TRUE)operator(;) operator(})
+reserved(foreach)operator(()local_variable($files) reserved(as) local_variable($filename)operator(\)) operator({) operator(@)predefined(unlink)operator(()local_variable($filename)operator(\)) operator(||) local_variable($problem) operator(=) pre_constant(TRUE)operator(;) operator(})
 
 comment(//)
 comment(// Alternatively, an applicative approach could be used, one closer in spirit to)
@@ -3183,9 +3183,9 @@ reserved(function) ident(rmAll)operator(()local_variable($files)operator(\))
 operator({)
   local_variable($count) operator(=) integer(0)operator(;)
 
-  reserved(foreach)operator(()local_variable($files) reserved(as) local_variable($filename)operator(\)) operator({) operator(@)predefined(unlink)operator(()local_variable($filename)operator(\)) operator(&)operator(&) local_variable($count)operator(++)operator(;) operator(})operator(;)
+  reserved(foreach)operator(()local_variable($files) reserved(as) local_variable($filename)operator(\)) operator({) operator(@)predefined(unlink)operator(()local_variable($filename)operator(\)) operator(&&) local_variable($count)operator(++)operator(;) operator(})operator(;)
 
-  predefined(return) local_variable($count)operator(;)
+  reserved(return) local_variable($count)operator(;)
 
 comment(// An applicative alternative using 'create_function', PHP's rough equivalent of 'lambda' ...)
 comment(//)
@@ -3199,12 +3199,12 @@ local_variable($files) operator(=) predefined(glob)operator(()string<delimiter('
 local_variable($toBeDeleted) operator(=) predefined(sizeof)operator(()local_variable($files)operator(\))operator(;)
 local_variable($count) operator(=) ident(rmAll)operator(()local_variable($files)operator(\))operator(;)
 
-operator(()local_variable($count) operator(==) local_variable($toBeDeleted)operator(\)) operator(|)operator(|) predefined(die)operator(()string<delimiter(")content(Could only delete )operator({)local_variable($count)operator(})content( of )operator({)local_variable($toBeDeleted)operator(})content( files)char(\\n)delimiter(")>operator(\))operator(;)
+operator(()local_variable($count) operator(==) local_variable($toBeDeleted)operator(\)) operator(||) predefined(die)operator(()string<delimiter(")content(Could only delete )inline<delimiter({)local_variable($count)delimiter(})>content( of )inline<delimiter({)local_variable($toBeDeleted)delimiter(})>content( files)char(\\n)delimiter(")>operator(\))operator(;)
 
 comment(// @@PLEAC@@_9.3)
 local_variable($oldfile) operator(=) string<delimiter(')content(/tmp/old)delimiter(')>operator(;) local_variable($newfile) operator(=) string<delimiter(')content(/tmp/new)delimiter(')>operator(;)
 
-predefined(copy)operator(()local_variable($oldfile)operator(,) local_variable($newfile)operator(\)) operator(|)operator(|) predefined(die)operator(()string<delimiter(")content(Error copying file)char(\\n)delimiter(")>operator(\))operator(;)
+predefined(copy)operator(()local_variable($oldfile)operator(,) local_variable($newfile)operator(\)) operator(||) predefined(die)operator(()string<delimiter(")content(Error copying file)char(\\n)delimiter(")>operator(\))operator(;)
 
 comment(// ----------------------------)
 
@@ -3216,7 +3216,7 @@ local_variable($oldfile) operator(=) string<delimiter(')content(/tmp/old)delimit
 reserved(if) operator(()predefined(is_file)operator(()local_variable($oldfile)operator(\))operator(\))
   predefined(file_put_contents)operator(()local_variable($newfile)operator(,) predefined(file_get_contents)operator(()local_variable($oldfile)operator(\))operator(\))operator(;)
 reserved(else)
-  predefined(die)operator(()string<delimiter(")content(Problem copying file )operator({)local_variable($oldfile)operator(})content( to file )operator({)local_variable($newfile)operator(})char(\\n)delimiter(")>operator(\))operator(;)
+  predefined(die)operator(()string<delimiter(")content(Problem copying file )inline<delimiter({)local_variable($oldfile)delimiter(})>content( to file )inline<delimiter({)local_variable($newfile)delimiter(})>char(\\n)delimiter(")>operator(\))operator(;)
 
 comment(// ------------)
 
@@ -3231,12 +3231,12 @@ comment(// ------------)
 comment(// As above, but with some error checking / handling)
 local_variable($oldfile) operator(=) string<delimiter(')content(/tmp/old)delimiter(')>operator(;) local_variable($newfile) operator(=) string<delimiter(')content(/tmp/new)delimiter(')>operator(;)
 
-operator(()local_variable($oh) operator(=) predefined(fopen)operator(()local_variable($oldfile)operator(,) string<delimiter(')content(rb)delimiter(')>operator(\))operator(\)) operator(|)operator(|) predefined(die)operator(()string<delimiter(")content(Problem opening input file )operator({)local_variable($oldfile)operator(})char(\\n)delimiter(")>operator(\))operator(;)
-operator(()local_variable($nh) operator(=) predefined(fopen)operator(()local_variable($newfile)operator(,) string<delimiter(')content(wb)delimiter(')>operator(\))operator(\)) operator(|)operator(|) predefined(die)operator(()string<delimiter(")content(Problem opening output file )operator({)local_variable($newfile)operator(})char(\\n)delimiter(")>operator(\))operator(;)
+operator(()local_variable($oh) operator(=) predefined(fopen)operator(()local_variable($oldfile)operator(,) string<delimiter(')content(rb)delimiter(')>operator(\))operator(\)) operator(||) predefined(die)operator(()string<delimiter(")content(Problem opening input file )inline<delimiter({)local_variable($oldfile)delimiter(})>char(\\n)delimiter(")>operator(\))operator(;)
+operator(()local_variable($nh) operator(=) predefined(fopen)operator(()local_variable($newfile)operator(,) string<delimiter(')content(wb)delimiter(')>operator(\))operator(\)) operator(||) predefined(die)operator(()string<delimiter(")content(Problem opening output file )inline<delimiter({)local_variable($newfile)delimiter(})>char(\\n)delimiter(")>operator(\))operator(;)
 
 reserved(if) operator(()operator(()local_variable($filesize) operator(=) predefined(filesize)operator(()local_variable($oldfile)operator(\))operator(\)) operator(>) integer(0)operator(\))
 operator({)
-  predefined(fwrite)operator(()local_variable($nh)operator(,) predefined(fread)operator(()local_variable($oh)operator(,) local_variable($filesize)operator(\))operator(\)) operator(|)operator(|) predefined(die)operator(()string<delimiter(")content(Problem reading / writing file data)char(\\n)delimiter(")>operator(\))operator(;)
+  predefined(fwrite)operator(()local_variable($nh)operator(,) predefined(fread)operator(()local_variable($oh)operator(,) local_variable($filesize)operator(\))operator(\)) operator(||) predefined(die)operator(()string<delimiter(")content(Problem reading / writing file data)char(\\n)delimiter(")>operator(\))operator(;)
 operator(})
 
 predefined(fclose)operator(()local_variable($oh)operator(\))operator(;)
@@ -3251,11 +3251,11 @@ comment(// *NIX-specific example. Could check whether, 'exec', succeeded, but ch
 comment(// a file exists after the operation might be a better approach)
 local_variable($oldfile) operator(=) string<delimiter(')content(/tmp/old)delimiter(')>operator(;) local_variable($newfile) operator(=) string<delimiter(')content(/tmp/new)delimiter(')>operator(;)
 
-predefined(is_file)operator(()local_variable($newfile)operator(\)) operator(&)operator(&) predefined(unlink)operator(()local_variable($newfile)operator(\))operator(;)
+predefined(is_file)operator(()local_variable($newfile)operator(\)) operator(&&) predefined(unlink)operator(()local_variable($newfile)operator(\))operator(;)
 
 predefined(exec)operator(()predefined(trim)operator(()string<delimiter(')content(cp --force )delimiter(')> operator(.) predefined(escapeshellarg)operator(()local_variable($oldfile)operator(\)) operator(.) string<delimiter(')content( )delimiter(')> operator(.) predefined(escapeshellarg)operator(()local_variable($newfile)operator(\))operator(\))operator(\))operator(;)
 
-predefined(is_file)operator(()local_variable($newfile)operator(\)) operator(|)operator(|) predefined(die)operator(()string<delimiter(")content(Problem copying file )operator({)local_variable($oldfile)operator(})content( to file )operator({)local_variable($newfile)operator(})char(\\n)delimiter(")>operator(\))operator(;)
+predefined(is_file)operator(()local_variable($newfile)operator(\)) operator(||) predefined(die)operator(()string<delimiter(")content(Problem copying file )inline<delimiter({)local_variable($oldfile)delimiter(})>content( to file )inline<delimiter({)local_variable($newfile)delimiter(})>char(\\n)delimiter(")>operator(\))operator(;)
 
 comment(// For other operating systems just change:)
 comment(// * filenames)
@@ -3265,8 +3265,8 @@ comment(// as the rest of the code is platform independant)
 comment(// @@PLEAC@@_9.4)
 reserved(function) ident(makeDevInodePair)operator(()local_variable($filename)operator(\))
 operator({)
-  reserved(if) operator(()operator(!)operator(()local_variable($fs) operator(=) operator(@)predefined(stat)operator(()local_variable($filename)operator(\))operator(\))operator(\)) predefined(return) reserved(FALSE)operator(;)
-  predefined(return) predefined(strval)operator(()local_variable($fs)operator([)string<delimiter(')content(dev)delimiter(')>operator(]) operator(.) local_variable($fs)operator([)string<delimiter(')content(ino)delimiter(')>operator(])operator(\))operator(;)
+  reserved(if) operator(()operator(!)operator(()local_variable($fs) operator(=) operator(@)predefined(stat)operator(()local_variable($filename)operator(\))operator(\))operator(\)) reserved(return) pre_constant(FALSE)operator(;)
+  reserved(return) predefined(strval)operator(()local_variable($fs)operator([)string<delimiter(')content(dev)delimiter(')>operator(]) operator(.) local_variable($fs)operator([)string<delimiter(')content(ino)delimiter(')>operator(])operator(\))operator(;)
 operator(})
 
 comment(// ------------)
@@ -3290,7 +3290,7 @@ operator({)
   reserved(else)
   operator({)
     comment(// Otherwise, just increment the count)
-    local_variable($seen)operator([)local_variable($devino)operator(]) operator(+)operator(=) integer(1)operator(;)
+    local_variable($seen)operator([)local_variable($devino)operator(]) operator(+=) integer(1)operator(;)
   operator(})
 operator(})
 
@@ -3306,7 +3306,7 @@ ident(do_my_thing)operator(()string<delimiter(')content(/tmp/new)delimiter(')>op
 
 reserved(foreach)operator(()local_variable($seen) reserved(as) local_variable($devino) operator(=>) local_variable($count)operator(\))
 operator({)
-  predefined(echo) string<delimiter(")operator({)local_variable($devino)operator(})content( -> )operator({)local_variable($count)operator(})char(\\n)delimiter(")>operator(;)
+  predefined(echo) string<delimiter(")inline<delimiter({)local_variable($devino)delimiter(})>content( -> )inline<delimiter({)local_variable($count)delimiter(})>char(\\n)delimiter(")>operator(;)
 operator(})
 
 comment(// ------------)
@@ -3319,7 +3319,7 @@ comment(// 'accumulator', which is returned on completion)
 reserved(function) ident(array_update)operator(()local_variable($arr)operator(,) local_variable($lambda)operator(,) local_variable($updarr)operator(\))
 operator({)
   reserved(foreach)operator(()local_variable($arr) reserved(as) local_variable($key)operator(\)) local_variable($lambda)operator(()local_variable($updarr)operator(,) local_variable($key)operator(\))operator(;)
-  predefined(return) local_variable($updarr)operator(;)
+  reserved(return) local_variable($updarr)operator(;)
 operator(})
 
 reserved(function) ident(do_my_thing)operator(()operator(&)local_variable($seen)operator(,) local_variable($filename)operator(\))
@@ -3334,7 +3334,7 @@ operator({)
   reserved(else)
   operator({)
     comment(// Update $seen)
-    local_variable($seen)operator([)local_variable($devino)operator(]) operator(+)operator(=) integer(1)operator(;)
+    local_variable($seen)operator([)local_variable($devino)operator(]) operator(+=) integer(1)operator(;)
   operator(})
 operator(})
 
@@ -3357,7 +3357,7 @@ ident(array_update)operator(()local_variable($files)operator(,)
 
 reserved(foreach)operator(()local_variable($seen) reserved(as) local_variable($devino) operator(=>) local_variable($count)operator(\))
 operator({)
-  predefined(echo) string<delimiter(")operator({)local_variable($devino)operator(})content( -> )operator({)local_variable($count)operator(})char(\\n)delimiter(")>operator(;)
+  predefined(echo) string<delimiter(")inline<delimiter({)local_variable($devino)delimiter(})>content( -> )inline<delimiter({)local_variable($count)delimiter(})>char(\\n)delimiter(")>operator(;)
 operator(})
 
 comment(// ----------------------------)
@@ -3389,9 +3389,9 @@ comment(// @@PLEAC@@_9.5)
 comment(// Conventional POSIX-like approach to directory traversal)
 local_variable($dirname) operator(=) string<delimiter(')content(/usr/bin/)delimiter(')>operator(;)
 
-operator(()local_variable($dirhdl) operator(=) predefined(opendir)operator(()local_variable($dirname)operator(\))operator(\)) operator(|)operator(|) predefined(die)operator(()string<delimiter(")content(Couldn't open )operator({)local_variable($dirname)operator(})char(\\n)delimiter(")>operator(\))operator(;)
+operator(()local_variable($dirhdl) operator(=) predefined(opendir)operator(()local_variable($dirname)operator(\))operator(\)) operator(||) predefined(die)operator(()string<delimiter(")content(Couldn't open )inline<delimiter({)local_variable($dirname)delimiter(})>char(\\n)delimiter(")>operator(\))operator(;)
 
-reserved(while) operator(()operator(()local_variable($file) operator(=) predefined(readdir)operator(()local_variable($dirhdl)operator(\))operator(\)) operator(!==) reserved(FALSE)operator(\))
+reserved(while) operator(()operator(()local_variable($file) operator(=) predefined(readdir)operator(()local_variable($dirhdl)operator(\))operator(\)) operator(!==) pre_constant(FALSE)operator(\))
 operator({)
   operator(;) comment(// ... do something with $dirname/$file)
     comment(// ...)
@@ -3434,24 +3434,24 @@ comment(// ----------------------------)
 comment(// Uses, 'isTextFile', from an earlier section)
 local_variable($dirname) operator(=) string<delimiter(')content(/usr/bin/)delimiter(')>operator(;)
 
-predefined(echo) string<delimiter(")content(Text files in )operator({)local_variable($dirname)operator(})content(:)char(\\n)delimiter(")>operator(;)
+predefined(echo) string<delimiter(")content(Text files in )inline<delimiter({)local_variable($dirname)delimiter(})>content(:)char(\\n)delimiter(")>operator(;)
 
 reserved(foreach)operator(()predefined(scandir)operator(()local_variable($dirname)operator(\)) reserved(as) local_variable($file)operator(\))
 operator({)
   comment(// Take care when constructing paths to ensure cross-platform operability )
   local_variable($path) operator(=) local_variable($dirname) operator(.) local_variable($file)operator(;)
 
-  reserved(if) operator(()predefined(is_file)operator(()local_variable($path)operator(\)) operator(&)operator(&) ident(isTextFile)operator(()local_variable($path)operator(\))operator(\)) predefined(echo) local_variable($path) operator(.) string<delimiter(")char(\\n)delimiter(")>operator(;)
+  reserved(if) operator(()predefined(is_file)operator(()local_variable($path)operator(\)) operator(&&) ident(isTextFile)operator(()local_variable($path)operator(\))operator(\)) predefined(echo) local_variable($path) operator(.) string<delimiter(")char(\\n)delimiter(")>operator(;)
 operator(})
 
 comment(// ----------------------------)
 
 reserved(function) ident(plain_files)operator(()local_variable($dirname)operator(\))
 operator({)
-  operator(()local_variable($dirlist) operator(=) predefined(glob)operator(()local_variable($dirname) operator(.) string<delimiter(')content(*)delimiter(')>operator(\))operator(\)) operator(|)operator(|) predefined(die)operator(()string<delimiter(")content(Couldn't glob )operator({)local_variable($dirname)operator(})char(\\n)delimiter(")>operator(\))operator(;)
+  operator(()local_variable($dirlist) operator(=) predefined(glob)operator(()local_variable($dirname) operator(.) string<delimiter(')content(*)delimiter(')>operator(\))operator(\)) operator(||) predefined(die)operator(()string<delimiter(")content(Couldn't glob )inline<delimiter({)local_variable($dirname)delimiter(})>char(\\n)delimiter(")>operator(\))operator(;)
 
   comment(// Pass function name directly if only a single function performs filter test)
-  predefined(return) predefined(array_filter)operator(()local_variable($dirlist)operator(,) string<delimiter(')content(is_file)delimiter(')>operator(\))operator(;)
+  reserved(return) predefined(array_filter)operator(()local_variable($dirlist)operator(,) string<delimiter(')content(is_file)delimiter(')>operator(\))operator(;)
 
   comment(// Use, 'create_function', if a multi-function test is needed)
   comment(//)
@@ -3512,7 +3512,7 @@ operator({)
     local_variable($current) operator(=) local_variable($func_args)operator([)integer(0)operator(])operator(;)
     reserved(foreach)operator(()predefined(scandir)operator(()local_variable($current)operator(\)) reserved(as) local_variable($entry)operator(\))
     operator({)
-      reserved(if) operator(()local_variable($entry) operator(==) string<delimiter(')content(.)delimiter(')> operator(|)operator(|) local_variable($entry) operator(==) string<delimiter(')content(..)delimiter(')>operator(\)) reserved(continue)operator(;)
+      reserved(if) operator(()local_variable($entry) operator(==) string<delimiter(')content(.)delimiter(')> operator(||) local_variable($entry) operator(==) string<delimiter(')content(..)delimiter(')>operator(\)) reserved(continue)operator(;)
       local_variable($func_args)operator([)integer(0)operator(]) operator(=) local_variable($current) operator(.) string<delimiter(')content(/)delimiter(')> operator(.) local_variable($entry)operator(;)
       ident(process_directory_)operator(()local_variable($op)operator(,) local_variable($func_args)operator(\))operator(;)
     operator(})
@@ -3525,10 +3525,10 @@ operator(})
 
 reserved(function) ident(process_directory)operator(()local_variable($op)operator(,) local_variable($dir)operator(\))
 operator({)
-  reserved(if) operator(()operator(!)predefined(is_dir)operator(()local_variable($dir)operator(\))operator(\)) predefined(return) reserved(FALSE)operator(;)
+  reserved(if) operator(()operator(!)predefined(is_dir)operator(()local_variable($dir)operator(\))operator(\)) reserved(return) pre_constant(FALSE)operator(;)
   local_variable($func_args) operator(=) predefined(array_slice)operator(()predefined(func_get_args)operator(()operator(\))operator(,) integer(1)operator(\))operator(;)
   ident(process_directory_)operator(()local_variable($op)operator(,) local_variable($func_args)operator(\))operator(;)
-  predefined(return) reserved(TRUE)operator(;)
+  reserved(return) pre_constant(TRUE)operator(;)
 operator(})
 
 comment(// ----------------------------)
@@ -3571,7 +3571,7 @@ operator({)
   reserved(foreach)operator(()local_variable($filelist) reserved(as) local_variable($file)operator(\))
   operator({)
     comment(// Ignore '..' and '.' entries)
-    reserved(if) operator(()local_variable($file) operator(==) string<delimiter(')content(.)delimiter(')> operator(|)operator(|) local_variable($file) operator(==) string<delimiter(')content(..)delimiter(')>operator(\)) reserved(continue)operator(;)
+    reserved(if) operator(()local_variable($file) operator(==) string<delimiter(')content(.)delimiter(')> operator(||) local_variable($file) operator(==) string<delimiter(')content(..)delimiter(')>operator(\)) reserved(continue)operator(;)
 
     comment(// Apply function to process the file / directory)
     ident(pf)operator(()local_variable($dir) operator(.) string<delimiter(')content(/)delimiter(')> operator(.) local_variable($file)operator(\))operator(;)
@@ -3582,16 +3582,16 @@ comment(// ----------------------------)
 
 reserved(function) ident(accum_filesize)operator(()local_variable($file)operator(,) local_variable($accum)operator(\))
 operator({)
-  predefined(is_file)operator(()local_variable($file)operator(\)) operator(&)operator(&) operator(()local_variable($accum)operator(->)ident(value) operator(+)operator(=) predefined(filesize)operator(()local_variable($file)operator(\))operator(\))operator(;)
+  predefined(is_file)operator(()local_variable($file)operator(\)) operator(&&) operator(()local_variable($accum)operator(->)ident(value) operator(+=) predefined(filesize)operator(()local_variable($file)operator(\))operator(\))operator(;)
 operator(})
 
 comment(// ------------)
 
 comment(// Verify arguments ...)
-local_variable($argc) operator(==) integer(2) operator(|)operator(|) predefined(die)operator(()string<delimiter(")content(usage: )operator({)local_variable($argv)operator([)integer(0)operator(])operator(})content( dir)char(\\n)delimiter(")>operator(\))operator(;)
+local_variable($argc) operator(==) integer(2) operator(||) predefined(die)operator(()string<delimiter(")content(usage: )inline<delimiter({)local_variable($argv)operator([)integer(0)operator(])delimiter(})>content( dir)char(\\n)delimiter(")>operator(\))operator(;)
 local_variable($dir) operator(=) local_variable($argv)operator([)integer(1)operator(])operator(;)
 
-predefined(is_dir)operator(()local_variable($dir)operator(\)) operator(|)operator(|) predefined(die)operator(()string<delimiter(")operator({)local_variable($dir)operator(})content( does not exist / not a directory)char(\\n)delimiter(")>operator(\))operator(;)
+predefined(is_dir)operator(()local_variable($dir)operator(\)) operator(||) predefined(die)operator(()string<delimiter(")inline<delimiter({)local_variable($dir)delimiter(})>content( does not exist / not a directory)char(\\n)delimiter(")>operator(\))operator(;)
 
 comment(// Collect data [use an object to accumulate results])
 local_variable($dirsize) operator(=) reserved(new) constant(Accumulator)operator(()integer(0)operator(\))operator(;)
@@ -3614,10 +3614,10 @@ operator(})
 comment(// ------------)
 
 comment(// Verify arguments ...)
-local_variable($argc) operator(==) integer(2) operator(|)operator(|) predefined(die)operator(()string<delimiter(")content(usage: )operator({)local_variable($argv)operator([)integer(0)operator(])operator(})content( dir)char(\\n)delimiter(")>operator(\))operator(;)
+local_variable($argc) operator(==) integer(2) operator(||) predefined(die)operator(()string<delimiter(")content(usage: )inline<delimiter({)local_variable($argv)operator([)integer(0)operator(])delimiter(})>content( dir)char(\\n)delimiter(")>operator(\))operator(;)
 local_variable($dir) operator(=) local_variable($argv)operator([)integer(1)operator(])operator(;)
 
-predefined(is_dir)operator(()local_variable($dir)operator(\)) operator(|)operator(|) predefined(die)operator(()string<delimiter(")operator({)local_variable($dir)operator(})content( does not exist / not a directory)char(\\n)delimiter(")>operator(\))operator(;)
+predefined(is_dir)operator(()local_variable($dir)operator(\)) operator(||) predefined(die)operator(()string<delimiter(")inline<delimiter({)local_variable($dir)delimiter(})>content( does not exist / not a directory)char(\\n)delimiter(")>operator(\))operator(;)
 
 comment(// Collect data [use an object to accumulate results])
 local_variable($biggest) operator(=) reserved(new) constant(Accumulator)operator(()predefined(array)operator(()string<delimiter(')delimiter(')>operator(,) integer(0)operator(\))operator(\))operator(;)
@@ -3640,10 +3640,10 @@ operator(})
 comment(// ------------)
 
 comment(// Verify arguments ...)
-local_variable($argc) operator(==) integer(2) operator(|)operator(|) predefined(die)operator(()string<delimiter(")content(usage: )operator({)local_variable($argv)operator([)integer(0)operator(])operator(})content( dir)char(\\n)delimiter(")>operator(\))operator(;)
+local_variable($argc) operator(==) integer(2) operator(||) predefined(die)operator(()string<delimiter(")content(usage: )inline<delimiter({)local_variable($argv)operator([)integer(0)operator(])delimiter(})>content( dir)char(\\n)delimiter(")>operator(\))operator(;)
 local_variable($dir) operator(=) local_variable($argv)operator([)integer(1)operator(])operator(;)
 
-predefined(is_dir)operator(()local_variable($dir)operator(\)) operator(|)operator(|) predefined(die)operator(()string<delimiter(")operator({)local_variable($dir)operator(})content( does not exist / not a directory)char(\\n)delimiter(")>operator(\))operator(;)
+predefined(is_dir)operator(()local_variable($dir)operator(\)) operator(||) predefined(die)operator(()string<delimiter(")inline<delimiter({)local_variable($dir)delimiter(})>content( does not exist / not a directory)char(\\n)delimiter(")>operator(\))operator(;)
 
 comment(// Collect data [use an object to accumulate results])
 local_variable($youngest) operator(=) reserved(new) constant(Accumulator)operator(()predefined(array)operator(()string<delimiter(')delimiter(')>operator(,) integer(2147483647)operator(\))operator(\))operator(;)
@@ -3678,9 +3678,9 @@ operator({)
 
   reserved(if) operator(()local_variable($dh) operator(=) predefined(opendir)operator(()local_variable($dir)operator(\))operator(\))
   operator({)
-    reserved(while) operator(()reserved(FALSE) operator(!==) operator(()local_variable($item) operator(=) predefined(readdir)operator(()local_variable($dh)operator(\))operator(\))operator(\))
+    reserved(while) operator(()pre_constant(FALSE) operator(!==) operator(()local_variable($item) operator(=) predefined(readdir)operator(()local_variable($dh)operator(\))operator(\))operator(\))
     operator({)
-      reserved(if) operator(()local_variable($item) operator(!=) string<delimiter(')content(.)delimiter(')> operator(&)operator(&) local_variable($item) operator(!=) string<delimiter(')content(..)delimiter(')>operator(\))
+      reserved(if) operator(()local_variable($item) operator(!=) string<delimiter(')content(.)delimiter(')> operator(&&) local_variable($item) operator(!=) string<delimiter(')content(..)delimiter(')>operator(\))
       operator({)
         local_variable($subdir) operator(=) local_variable($dir) operator(.) string<delimiter(')content(/)delimiter(')> operator(.) string<delimiter(")local_variable($item)delimiter(")>operator(;)
 
@@ -3698,25 +3698,25 @@ reserved(function) ident(rmtree)operator(()local_variable($dir)operator(\))
 operator({)
   reserved(if) operator(()predefined(is_dir)operator(()local_variable($dir)operator(\))operator(\))
   operator({)
-    operator(()predefined(substr)operator(()local_variable($dir)operator(,) operator(-)integer(1)operator(,) integer(1)operator(\)) operator(==) string<delimiter(')content(/)delimiter(')>operator(\)) operator(&)operator(&) operator(()local_variable($dir) operator(=) predefined(substr)operator(()local_variable($dir)operator(,) integer(0)operator(,) operator(-)integer(1)operator(\))operator(\))operator(;)
-    ident(rmtree_)operator(()local_variable($dir)operator(\))operator(;) predefined(return) operator(!)predefined(is_dir)operator(()local_variable($dir)operator(\))operator(;)
+    operator(()predefined(substr)operator(()local_variable($dir)operator(,) operator(-)integer(1)operator(,) integer(1)operator(\)) operator(==) string<delimiter(')content(/)delimiter(')>operator(\)) operator(&&) operator(()local_variable($dir) operator(=) predefined(substr)operator(()local_variable($dir)operator(,) integer(0)operator(,) operator(-)integer(1)operator(\))operator(\))operator(;)
+    ident(rmtree_)operator(()local_variable($dir)operator(\))operator(;) reserved(return) operator(!)predefined(is_dir)operator(()local_variable($dir)operator(\))operator(;)
   operator(})
 
-  predefined(return) reserved(FALSE)operator(;)
+  reserved(return) pre_constant(FALSE)operator(;)
 operator(})
 
 comment(// ------------)
 
-local_variable($argc) operator(==) integer(2) operator(|)operator(|) predefined(die)operator(()string<delimiter(")content(usage: rmtree dir)char(\\n)delimiter(")>operator(\))operator(;)
+local_variable($argc) operator(==) integer(2) operator(||) predefined(die)operator(()string<delimiter(")content(usage: rmtree dir)char(\\n)delimiter(")>operator(\))operator(;)
 
-ident(rmtree)operator(()local_variable($argv)operator([)integer(1)operator(])operator(\)) operator(|)operator(|) predefined(die)operator(()string<delimiter(")content(Could not remove directory )operator({)local_variable($argv)operator([)integer(1)operator(])operator(})char(\\n)delimiter(")>operator(\))operator(;)
+ident(rmtree)operator(()local_variable($argv)operator([)integer(1)operator(])operator(\)) operator(||) predefined(die)operator(()string<delimiter(")content(Could not remove directory )inline<delimiter({)local_variable($argv)operator([)integer(1)operator(])delimiter(})>char(\\n)delimiter(")>operator(\))operator(;)
 
 comment(// @@PLEAC@@_9.9)
 local_variable($filepairs) operator(=) predefined(array)operator(()string<delimiter(')content(x.txt)delimiter(')> operator(=>) string<delimiter(')content(x2.txt)delimiter(')>operator(,) string<delimiter(')content(y.txt)delimiter(')> operator(=>) string<delimiter(')content(y.doc)delimiter(')>operator(,) string<delimiter(')content(zxc.txt)delimiter(')> operator(=>) string<delimiter(')content(cxz.txt)delimiter(')>operator(\))operator(;)
 
 reserved(foreach)operator(()local_variable($filepairs) reserved(as) local_variable($oldfile) operator(=>) local_variable($newfile)operator(\))
 operator({)
-  operator(@)predefined(rename)operator(()local_variable($oldfile)operator(,) local_variable($newfile)operator(\)) operator(|)operator(|) predefined(fwrite)operator(()constant(STDERR)operator(,) predefined(sprintf)operator(()string<delimiter(")content(Could not rename %s to %s)char(\\n)delimiter(")>operator(,) local_variable($oldfile)operator(,) local_variable($newfile)operator(\))operator(\))operator(;)
+  operator(@)predefined(rename)operator(()local_variable($oldfile)operator(,) local_variable($newfile)operator(\)) operator(||) predefined(fwrite)operator(()constant(STDERR)operator(,) predefined(sprintf)operator(()string<delimiter(")content(Could not rename %s to %s)char(\\n)delimiter(")>operator(,) local_variable($oldfile)operator(,) local_variable($newfile)operator(\))operator(\))operator(;)
 operator(})
 
 comment(// ----------------------------)
@@ -3727,11 +3727,11 @@ comment(// be a better approach)
 
 local_variable($oldfile) operator(=) string<delimiter(')content(/tmp/old)delimiter(')>operator(;) local_variable($newfile) operator(=) string<delimiter(')content(/tmp/new)delimiter(')>operator(;)
 
-predefined(is_file)operator(()local_variable($newfile)operator(\)) operator(&)operator(&) predefined(unlink)operator(()local_variable($newfile)operator(\))operator(;)
+predefined(is_file)operator(()local_variable($newfile)operator(\)) operator(&&) predefined(unlink)operator(()local_variable($newfile)operator(\))operator(;)
 
 predefined(exec)operator(()predefined(trim)operator(()string<delimiter(')content(mv --force )delimiter(')> operator(.) predefined(escapeshellarg)operator(()local_variable($oldfile)operator(\)) operator(.) string<delimiter(')content( )delimiter(')> operator(.) predefined(escapeshellarg)operator(()local_variable($newfile)operator(\))operator(\))operator(\))operator(;)
 
-predefined(is_file)operator(()local_variable($oldfile)operator(\)) operator(|)operator(|) predefined(die)operator(()string<delimiter(")content(Problem renaming file )operator({)local_variable($oldfile)operator(})content( to file )operator({)local_variable($newfile)operator(})char(\\n)delimiter(")>operator(\))operator(;)
+predefined(is_file)operator(()local_variable($oldfile)operator(\)) operator(||) predefined(die)operator(()string<delimiter(")content(Problem renaming file )inline<delimiter({)local_variable($oldfile)delimiter(})>content( to file )inline<delimiter({)local_variable($newfile)delimiter(})>char(\\n)delimiter(")>operator(\))operator(;)
 
 comment(// For other operating systems just change:)
 comment(// * filenames)
@@ -3745,7 +3745,7 @@ comment(// a single expression, a 'from' regexp is passed; each match in the fil
 comment(// name(s\) is changed to the value of 'to'. It otherwise behaves the same)
 comment(//)
 
-local_variable($argc) operator(>) integer(2) operator(|)operator(|) predefined(die)operator(()string<delimiter(")content(usage: rename from to [file ...])char(\\n)delimiter(")>operator(\))operator(;)
+local_variable($argc) operator(>) integer(2) operator(||) predefined(die)operator(()string<delimiter(")content(usage: rename from to [file ...])char(\\n)delimiter(")>operator(\))operator(;)
 
 local_variable($from) operator(=) local_variable($argv)operator([)integer(1)operator(])operator(;)
 local_variable($to) operator(=) local_variable($argv)operator([)integer(2)operator(])operator(;) 
@@ -3759,7 +3759,7 @@ operator({)
   local_variable($file) operator(=) ident(ereg_replace)operator(()local_variable($from)operator(,) local_variable($to)operator(,) local_variable($file)operator(\))operator(;)
 
   reserved(if) operator(()predefined(strcmp)operator(()local_variable($was)operator(,) local_variable($file)operator(\)) operator(!=) integer(0)operator(\))
-    operator(@)predefined(rename)operator(()local_variable($was)operator(,) local_variable($file)operator(\)) operator(|)operator(|) predefined(fwrite)operator(()constant(STDERR)operator(,) predefined(sprintf)operator(()string<delimiter(")content(Could not rename %s to %s)char(\\n)delimiter(")>operator(,) local_variable($was)operator(,) local_variable($file)operator(\))operator(\))operator(;)
+    operator(@)predefined(rename)operator(()local_variable($was)operator(,) local_variable($file)operator(\)) operator(||) predefined(fwrite)operator(()constant(STDERR)operator(,) predefined(sprintf)operator(()string<delimiter(")content(Could not rename %s to %s)char(\\n)delimiter(")>operator(,) local_variable($was)operator(,) local_variable($file)operator(\))operator(\))operator(;)
 operator(})
 
 comment(// @@PLEAC@@_9.10)
@@ -3803,7 +3803,7 @@ comment(// ----------------------------)
 comment(// Not really necessary since we have, 'pathinfo', but better matches Perl example)
 reserved(function) ident(file_extension)operator(()local_variable($filename)operator(,) local_variable($separator) operator(=) string<delimiter(')content(.)delimiter(')>operator(\))
 operator({)
-  predefined(return) predefined(end)operator(()predefined(split)operator(()operator(()string<delimiter(")char(\\\\)delimiter(")> operator(.) local_variable($separator)operator(\))operator(,) local_variable($filename)operator(\))operator(\))operator(;)
+  reserved(return) predefined(end)operator(()predefined(split)operator(()operator(()string<delimiter(")char(\\\\)delimiter(")> operator(.) local_variable($separator)operator(\))operator(,) local_variable($filename)operator(\))operator(\))operator(;)
 operator(})
 
 comment(// ----)
@@ -3830,27 +3830,27 @@ comment(// defined)
 reserved(function) ident(howManyGreetings)operator(()operator(\))
 operator({)
   reserved(global) local_variable($greeted)operator(;)
-  predefined(return) local_variable($greeted)operator(;)
+  reserved(return) local_variable($greeted)operator(;)
 operator(})
 
 reserved(function) ident(hello)operator(()operator(\))
 operator({)
   reserved(global) local_variable($greeted)operator(;)
   local_variable($greeted)operator(++)operator(;)
-  predefined(echo) string<delimiter(")content(high there!, this procedure has been called )operator({)local_variable($greeted)operator(})content( times)char(\\n)delimiter(")>operator(;)
+  predefined(echo) string<delimiter(")content(high there!, this procedure has been called )inline<delimiter({)local_variable($greeted)delimiter(})>content( times)char(\\n)delimiter(")>operator(;)
 operator(})
 
 comment(// ------------)
 
 ident(hello)operator(()operator(\))operator(;)
 local_variable($greetings) operator(=) ident(howManyGreetings)operator(()operator(\))operator(;)
-predefined(echo) string<delimiter(")content(bye there!, there have been )operator({)local_variable($greetings)operator(})content( greetings so far)char(\\n)delimiter(")>operator(;)
+predefined(echo) string<delimiter(")content(bye there!, there have been )inline<delimiter({)local_variable($greetings)delimiter(})>content( greetings so far)char(\\n)delimiter(")>operator(;)
 
 comment(// @@PLEAC@@_10.1)
 comment(// Conventionally-defined function together with parameter list)
 reserved(function) ident(hypotenuse)operator(()local_variable($side1)operator(,) local_variable($side2)operator(\))
 operator({)
-  predefined(return) predefined(sqrt)operator(()predefined(pow)operator(()local_variable($side1)operator(,) integer(2)operator(\)) operator(+) predefined(pow)operator(()local_variable($side2)operator(,) integer(2)operator(\))operator(\))operator(;)
+  reserved(return) predefined(sqrt)operator(()predefined(pow)operator(()local_variable($side1)operator(,) integer(2)operator(\)) operator(+) predefined(pow)operator(()local_variable($side2)operator(,) integer(2)operator(\))operator(\))operator(;)
 operator(})
 
 comment(// ----)
@@ -3863,7 +3863,7 @@ operator({)
   comment(// would be the approach used if dealing with variable number of arguments)
   local_variable($side1) operator(=) predefined(func_get_arg)operator(()integer(0)operator(\))operator(;) local_variable($side2) operator(=) predefined(func_get_arg)operator(()integer(1)operator(\))operator(;)
 
-  predefined(return) predefined(sqrt)operator(()predefined(pow)operator(()local_variable($side1)operator(,) integer(2)operator(\)) operator(+) predefined(pow)operator(()local_variable($side2)operator(,) integer(2)operator(\))operator(\))operator(;)
+  reserved(return) predefined(sqrt)operator(()predefined(pow)operator(()local_variable($side1)operator(,) integer(2)operator(\)) operator(+) predefined(pow)operator(()local_variable($side2)operator(,) integer(2)operator(\))operator(\))operator(;)
 operator(})
 
 comment(// ------------)
@@ -3892,7 +3892,7 @@ comment(// ------------)
 comment(// Pass-by-value)
 reserved(function) ident(int_all)operator(()local_variable($arr)operator(\))
 operator({)
-  predefined(return) predefined(array_map)operator(()ident(create_function)operator(()string<delimiter(')content($n)delimiter(')>operator(,) string<delimiter(')content(return (int\) $n;)delimiter(')>operator(\))operator(,) local_variable($arr)operator(\))operator(;)
+  reserved(return) predefined(array_map)operator(()ident(create_function)operator(()string<delimiter(')content($n)delimiter(')>operator(,) string<delimiter(')content(return (int\) $n;)delimiter(')>operator(\))operator(,) local_variable($arr)operator(\))operator(;)
 operator(})
 
 comment(// Pass-by-reference)
@@ -4052,8 +4052,8 @@ operator({)
     local_variable($this)operator(->)ident(counter) operator(=) local_variable($counter_init)operator(;)
   operator(})
 
-  reserved(function) ident(next_counter)operator(()operator(\)) operator({) local_variable($this)operator(->)ident(counter)operator(++)operator(;) predefined(return) local_variable($this)operator(->)ident(counter)operator(;) operator(})
-  reserved(function) ident(prev_counter)operator(()operator(\)) operator({) local_variable($this)operator(->)ident(counter)operator(;) predefined(return) local_variable($this)operator(->)ident(counter)operator(;) operator(})
+  reserved(function) ident(next_counter)operator(()operator(\)) operator({) local_variable($this)operator(->)ident(counter)operator(++)operator(;) reserved(return) local_variable($this)operator(->)ident(counter)operator(;) operator(})
+  reserved(function) ident(prev_counter)operator(()operator(\)) operator({) local_variable($this)operator(->)ident(counter)operator(;) reserved(return) local_variable($this)operator(->)ident(counter)operator(;) operator(})
 operator(})
 
 comment(// ------------)
@@ -4079,7 +4079,7 @@ comment(// variable [perhaps called, '$name'] is so set [contrived, and of limit
 reserved(function) ident(whoami)operator(()operator(\))
 operator({)
   local_variable($name) operator(=) string<delimiter(')content(whoami)delimiter(')>operator(;)
-  predefined(echo) string<delimiter(")content(I am: )operator({)local_variable($name)operator(})char(\\n)delimiter(")>operator(;)
+  predefined(echo) string<delimiter(")content(I am: )inline<delimiter({)local_variable($name)delimiter(})>char(\\n)delimiter(")>operator(;)
 operator(})
 
 comment(// ------------)
@@ -4140,11 +4140,11 @@ operator({)
   local_variable($r) operator(=) predefined(array)operator(()operator(\))operator(;)
   local_variable($length) operator(=) predefined(count)operator(()local_variable($x)operator(\))operator(;)
   reserved(for)operator(()local_variable($i) operator(=) integer(0)operator(;) local_variable($i) operator(<) local_variable($length)operator(;) local_variable($i)operator(++)operator(\)) local_variable($r)operator([)local_variable($i)operator(]) operator(=) local_variable($x)operator([)local_variable($i)operator(]) operator(+) local_variable($y)operator([)local_variable($i)operator(])operator(;)
-  predefined(return) local_variable($r)operator(;)
+  reserved(return) local_variable($r)operator(;)
 operator(})
 
 comment(// ...)
-predefined(count)operator(()local_variable($arr1)operator(\)) operator(==) predefined(count)operator(()local_variable($arr2)operator(\)) operator(|)operator(|) predefined(die)operator(()string<delimiter(")content(usage: add_vecpair ARR1 ARR2)char(\\n)delimiter(")>operator(\))operator(;)
+predefined(count)operator(()local_variable($arr1)operator(\)) operator(==) predefined(count)operator(()local_variable($arr2)operator(\)) operator(||) predefined(die)operator(()string<delimiter(")content(usage: add_vecpair ARR1 ARR2)char(\\n)delimiter(")>operator(\))operator(;)
 
 comment(// 'passed by value')
 local_variable($arr3) operator(=) ident(add_vecpair)operator(()local_variable($arr1)operator(,) local_variable($arr2)operator(\))operator(;)
@@ -4166,11 +4166,11 @@ comment(// Can return any type)
 reserved(function) ident(mysub)operator(()operator(\))
 operator({)
   comment(// ...)
-  predefined(return) integer(5)operator(;)
+  reserved(return) integer(5)operator(;)
   comment(// ...)
-  predefined(return) predefined(array)operator(()integer(5)operator(\))operator(;)
+  reserved(return) predefined(array)operator(()integer(5)operator(\))operator(;)
   comment(// ...)
-  predefined(return) string<delimiter(')content(5)delimiter(')>operator(;)
+  reserved(return) string<delimiter(')content(5)delimiter(')>operator(;)
 operator(})
 
 comment(// Throw away return type [i.e. returns a 'void' type ?])
@@ -4275,7 +4275,7 @@ comment(// construct] may be used to perform multiple assignments from a numeric
 comment(// indexed array of values, and offers the added bonus of being able to skip)
 comment(// assignment of one, or more, of those values)
 
-reserved(function) ident(func)operator(()operator(\)) operator({) predefined(return) predefined(array)operator(()integer(3)operator(,) integer(6)operator(,) integer(9)operator(\))operator(;) operator(})
+reserved(function) ident(func)operator(()operator(\)) operator({) reserved(return) predefined(array)operator(()integer(3)operator(,) integer(6)operator(,) integer(9)operator(\))operator(;) operator(})
 
 comment(// ------------)
 
@@ -4300,7 +4300,7 @@ comment(// @@PLEAC@@_10.9)
 comment(// Multiple return values are possible via packing a set of values within a)
 comment(// numerically-indexed array and using 'list' to extract them)
 
-reserved(function) ident(some_func)operator(()operator(\)) operator({) predefined(return) predefined(array)operator(()predefined(array)operator(()integer(1)operator(,) integer(2)operator(,) integer(3)operator(\))operator(,) predefined(array)operator(()string<delimiter(')content(a)delimiter(')> operator(=>) integer(1)operator(,) string<delimiter(')content(b)delimiter(')> operator(=>) integer(2)operator(\))operator(\))operator(;) operator(})
+reserved(function) ident(some_func)operator(()operator(\)) operator({) reserved(return) predefined(array)operator(()predefined(array)operator(()integer(1)operator(,) integer(2)operator(,) integer(3)operator(\))operator(,) predefined(array)operator(()string<delimiter(')content(a)delimiter(')> operator(=>) integer(1)operator(,) string<delimiter(')content(b)delimiter(')> operator(=>) integer(2)operator(\))operator(\))operator(;) operator(})
 
 comment(// ------------)
 
@@ -4308,7 +4308,7 @@ predefined(list)operator(()local_variable($arr)operator(,) local_variable($hash)
 
 comment(// ----------------------------)
 
-reserved(function) ident(some_func)operator(()operator(&)local_variable($arr)operator(,) operator(&)local_variable($hash)operator(\)) operator({) predefined(return) predefined(array)operator(()local_variable($arr)operator(,) local_variable($hash)operator(\))operator(;) operator(})
+reserved(function) ident(some_func)operator(()operator(&)local_variable($arr)operator(,) operator(&)local_variable($hash)operator(\)) operator({) reserved(return) predefined(array)operator(()local_variable($arr)operator(,) local_variable($hash)operator(\))operator(;) operator(})
 
 comment(// ------------)
 
@@ -4322,9 +4322,9 @@ comment(// value on success, and FALSE on exit. Whilst it is possible to return
 comment(// one of the recognised 'empty' values [e.g. '' or 0 or an empty array etc],)
 comment(// FALSE actually seems to be the preferred means of indicating failure)
 
-reserved(function) ident(a_func)operator(()operator(\)) operator({) predefined(return) reserved(FALSE)operator(;) operator(})
+reserved(function) ident(a_func)operator(()operator(\)) operator({) reserved(return) pre_constant(FALSE)operator(;) operator(})
 
-ident(a_func)operator(()operator(\)) operator(|)operator(|) predefined(die)operator(()string<delimiter(")content(Function failed)char(\\n)delimiter(")>operator(\))operator(;)
+ident(a_func)operator(()operator(\)) operator(||) predefined(die)operator(()string<delimiter(")content(Function failed)char(\\n)delimiter(")>operator(\))operator(;)
 
 reserved(if) operator(()operator(!)ident(a_func)operator(()operator(\))operator(\)) predefined(die)operator(()string<delimiter(")content(Function failed)char(\\n)delimiter(")>operator(\))operator(;)
 
@@ -4387,7 +4387,7 @@ comment(// of their respective languages. A simple, canonical example follows:)
 
 comment(// Usual to derive new exception classes from the built-in, 'Exception',)
 comment(// class)
-reserved(class) constant(MyException) reserved(extends) constant(Exception)
+reserved(class) constant(MyException) reserved(extends) pre_constant(Exception)
 operator({)
   comment(// ...)
 operator(})
@@ -4408,7 +4408,7 @@ operator(})
 
 comment(// ----------------------------)
 
-reserved(class) constant(FullMoonException) reserved(extends) constant(Exception)
+reserved(class) constant(FullMoonException) reserved(extends) pre_constant(Exception)
 operator({)
   comment(// ...)
 operator(})
@@ -4498,7 +4498,7 @@ local_variable($fred)operator(()operator(\))operator(;)
 
 comment(// ----------------------------)
 
-reserved(function) ident(red)operator(()local_variable($text)operator(\)) operator({) predefined(return) string<delimiter(")content(<FONT COLOR='red'>)local_variable($text)content(</FONT>)delimiter(")>operator(;) operator(})
+reserved(function) ident(red)operator(()local_variable($text)operator(\)) operator({) reserved(return) string<delimiter(")content(<FONT COLOR='red'>)local_variable($text)content(</FONT>)delimiter(")>operator(;) operator(})
 
 predefined(echo) ident(red)operator(()string<delimiter(')content(careful here)delimiter(')>operator(\)) operator(.) string<delimiter(")char(\\n)delimiter(")>operator(;)
 
@@ -4506,12 +4506,12 @@ comment(// ------------)
 
 local_variable($colour) operator(=) string<delimiter(')content(red)delimiter(')>operator(;)
 
-error($)local_variable($colour) operator(=) ident(create_function)operator(()string<delimiter(')content($text)delimiter(')>operator(,) string<delimiter(')content(global $colour;
-return "<FONT COLOR=)content(\\')content($colour)content(\\')content(>$text</FONT>";)delimiter(')>operator(\))operator(;)
+operator($)local_variable($colour) operator(=) ident(create_function)operator(()string<delimiter(')content($text)delimiter(')>operator(,) string<delimiter(')content(global $colour;
+return "<FONT COLOR=)char(\\')content($colour)char(\\')content(>$text</FONT>";)delimiter(')>operator(\))operator(;)
 
-predefined(echo) error($)local_variable($colour)operator(()string<delimiter(')content(careful here)delimiter(')>operator(\)) operator(.) string<delimiter(")char(\\n)delimiter(")>operator(;)
+predefined(echo) operator($)local_variable($colour)operator(()string<delimiter(')content(careful here)delimiter(')>operator(\)) operator(.) string<delimiter(")char(\\n)delimiter(")>operator(;)
 
-predefined(unset)operator(()error($)local_variable($colour)operator(\))operator(;)
+predefined(unset)operator(()operator($)local_variable($colour)operator(\))operator(;)
 
 comment(// ----)
 
@@ -4519,13 +4519,13 @@ local_variable($colours) operator(=) predefined(split)operator(()string<delimite
 
 reserved(foreach) operator(()local_variable($colours) reserved(as) local_variable($colour)operator(\))
 operator({)
-  error($)local_variable($colour) operator(=) ident(create_function)operator(()string<delimiter(')content($text)delimiter(')>operator(,) string<delimiter(')content(global $colour;
-  return "<FONT COLOR=)content(\\')content($colour)content(\\')content(>$text</FONT>";)delimiter(')>operator(\))operator(;)
+  operator($)local_variable($colour) operator(=) ident(create_function)operator(()string<delimiter(')content($text)delimiter(')>operator(,) string<delimiter(')content(global $colour;
+  return "<FONT COLOR=)char(\\')content($colour)char(\\')content(>$text</FONT>";)delimiter(')>operator(\))operator(;)
 operator(})
 
-reserved(foreach) operator(()local_variable($colours) reserved(as) local_variable($colour)operator(\)) operator({) predefined(echo) error($)local_variable($colour)operator(()string<delimiter(")content(Careful with this )local_variable($colour)content(, James)delimiter(")>operator(\)) operator(.) string<delimiter(")char(\\n)delimiter(")>operator(;) operator(})
+reserved(foreach) operator(()local_variable($colours) reserved(as) local_variable($colour)operator(\)) operator({) predefined(echo) operator($)local_variable($colour)operator(()string<delimiter(")content(Careful with this )local_variable($colour)content(, James)delimiter(")>operator(\)) operator(.) string<delimiter(")char(\\n)delimiter(")>operator(;) operator(})
 
-reserved(foreach) operator(()local_variable($colours) reserved(as) local_variable($colour)operator(\)) operator({) predefined(unset)operator(()error($)local_variable($colour)operator(\))operator(;) operator(})
+reserved(foreach) operator(()local_variable($colours) reserved(as) local_variable($colour)operator(\)) operator({) predefined(unset)operator(()operator($)local_variable($colour)operator(\))operator(;) operator(})
 
 comment(// @@PLEAC@@_10.15)
 comment(// PHP sports an AUTOLOAD facility that is quite easy to use, but, AFAICT, is geared)
@@ -4538,7 +4538,7 @@ operator({)
   operator({)
     comment(// Class file does not exist, so handle situation; in this case,)
     comment(// issue error message, and exit program)
-    predefined(die)operator(()string<delimiter(")content(File for class: )operator({)local_variable($classname)operator(})content( not found - aborting)char(\\n)delimiter(")>operator(\))operator(;)
+    predefined(die)operator(()string<delimiter(")content(File for class: )inline<delimiter({)local_variable($classname)delimiter(})>content( not found - aborting)char(\\n)delimiter(")>operator(\))operator(;)
   operator(})
   reserved(else)
   operator({)
@@ -4567,8 +4567,8 @@ local_variable($colours) operator(=) predefined(array)operator(()string<delimite
 
 reserved(foreach) operator(()local_variable($colours) reserved(as) local_variable($colour)operator(\))
 operator({)
-  error($)local_variable($colour) operator(=) ident(create_function)operator(()string<delimiter(')content($text)delimiter(')>operator(,) string<delimiter(')content(global $colour;
-  return "<FONT COLOR=)content(\\')content($colour)content(\\')content(>$text</FONT>";)delimiter(')>operator(\))operator(;)
+  operator($)local_variable($colour) operator(=) ident(create_function)operator(()string<delimiter(')content($text)delimiter(')>operator(,) string<delimiter(')content(global $colour;
+  return "<FONT COLOR=)char(\\')content($colour)char(\\')content(>$text</FONT>";)delimiter(')>operator(\))operator(;)
 operator(})
 
 comment(// Let's add a new colour to the list)
@@ -4577,20 +4577,20 @@ predefined(array_push)operator(()local_variable($colours)operator(,) string<deli
 reserved(foreach) operator(()local_variable($colours) reserved(as) local_variable($colour)operator(\))
 operator({)
   comment(// Checking whether function is defined)
-  reserved(if) operator(()operator(!)predefined(function_exists)operator(()error($)local_variable($colour)operator(\))operator(\))
+  reserved(if) operator(()operator(!)predefined(function_exists)operator(()operator($)local_variable($colour)operator(\))operator(\))
   operator({)
     comment(// Doesn't exist, so dynamically define it)
-    error($)local_variable($colour) operator(=) ident(create_function)operator(()string<delimiter(')content($text)delimiter(')>operator(,) string<delimiter(')content(global $colour;
-    return "<FONT COLOR=)content(\\')content($colour)content(\\')content(>$text</FONT>";)delimiter(')>operator(\))operator(;)
+    operator($)local_variable($colour) operator(=) ident(create_function)operator(()string<delimiter(')content($text)delimiter(')>operator(,) string<delimiter(')content(global $colour;
+    return "<FONT COLOR=)char(\\')content($colour)char(\\')content(>$text</FONT>";)delimiter(')>operator(\))operator(;)
 
     comment(// Alternatively, if it exists in a source file, 'include' the file:)
     comment(// include 'newcolours.php')
   operator(})
 
-  predefined(echo) error($)local_variable($colour)operator(()string<delimiter(")content(Careful with this )local_variable($colour)content(, James)delimiter(")>operator(\)) operator(.) string<delimiter(")char(\\n)delimiter(")>operator(;)
+  predefined(echo) operator($)local_variable($colour)operator(()string<delimiter(")content(Careful with this )local_variable($colour)content(, James)delimiter(")>operator(\)) operator(.) string<delimiter(")char(\\n)delimiter(")>operator(;)
 operator(})
 
-reserved(foreach) operator(()local_variable($colours) reserved(as) local_variable($colour)operator(\)) predefined(unset)operator(()error($)local_variable($colour)operator(\))operator(;) 
+reserved(foreach) operator(()local_variable($colours) reserved(as) local_variable($colour)operator(\)) predefined(unset)operator(()operator($)local_variable($colour)operator(\))operator(;) 
 
 comment(// @@PLEAC@@_10.16)
 comment(// *** Warning *** Whilst PHP *does* allow functions to be defined within other)
@@ -4607,10 +4607,10 @@ comment(//   or other inner functions)
 reserved(function) ident(outer)operator(()local_variable($arg)operator(\))
 operator({)
   local_variable($x) operator(=) local_variable($arg) operator(+) integer(35)operator(;)
-  reserved(function) ident(inner)operator(()operator(\)) operator({) predefined(return) local_variable($x) operator(*) integer(19)operator(;) operator(})
+  reserved(function) ident(inner)operator(()operator(\)) operator({) reserved(return) local_variable($x) operator(*) integer(19)operator(;) operator(})
 
   comment(// *** wrong *** 'inner' returns 0 * 19, not ($arg + 35\) * 19)
-  predefined(return) local_variable($x) operator(+) ident(inner)operator(()operator(\))operator(;)
+  reserved(return) local_variable($x) operator(+) ident(inner)operator(()operator(\))operator(;)
 operator(})
 
 comment(// ----------------------------)
@@ -4621,9 +4621,9 @@ operator({)
 
   comment(// No implicit access to outer function scope; any required data must be)
   comment(// explicity passed)
-  reserved(function) ident(inner)operator(()local_variable($x)operator(\)) operator({) predefined(return) local_variable($x) operator(*) integer(19)operator(;) operator(})
+  reserved(function) ident(inner)operator(()local_variable($x)operator(\)) operator({) reserved(return) local_variable($x) operator(*) integer(19)operator(;) operator(})
 
-  predefined(return) local_variable($x) operator(+) ident(inner)operator(()local_variable($x)operator(\))operator(;)
+  reserved(return) local_variable($x) operator(+) ident(inner)operator(()local_variable($x)operator(\))operator(;)
 operator(})
 
 comment(// ------------ )
@@ -4631,13 +4631,13 @@ comment(// ------------ )
 comment(// Equivalent to previously-shown code)
 reserved(function) ident(inner)operator(()local_variable($x)operator(\))
 operator({)
-  predefined(return) local_variable($x) operator(*) integer(19)operator(;)
+  reserved(return) local_variable($x) operator(*) integer(19)operator(;)
 operator(})
 
 reserved(function) ident(outer)operator(()local_variable($arg)operator(\))
 operator({)
   local_variable($x) operator(=) local_variable($arg) operator(+) integer(35)operator(;)
-  predefined(return) local_variable($x) operator(+) ident(inner)operator(()local_variable($x)operator(\))operator(;)
+  reserved(return) local_variable($x) operator(+) ident(inner)operator(()local_variable($x)operator(\))operator(;)
 operator(})
 
 comment(// @@PLEAC@@_10.17)
@@ -4649,7 +4649,7 @@ comment(// Run a command and return its results as a string.)
 local_variable($output_string) operator(=) predefined(shell_exec)operator(()string<delimiter(')content(program args)delimiter(')>operator(\))operator(;)
 
 comment(// Same as above, using backtick operator.)
-local_variable($output_string) operator(=) error(`)ident(program) ident(args)error(`)operator(;)
+local_variable($output_string) operator(=) string<delimiter(`)content(program args)delimiter(`)>operator(;)
 
 comment(// Run a command and return its results as a list of strings,)
 comment(// one per line.)
@@ -4743,7 +4743,7 @@ comment(// Handle each line in the output of a process.)
 local_variable($readme) operator(=) predefined(popen)operator(()string<delimiter(')content(program arguments)delimiter(')>operator(,) string<delimiter(')content(r)delimiter(')>operator(\))operator(;)
 reserved(while) operator(()operator(!)predefined(feof)operator(()local_variable($readme)operator(\))operator(\)) operator({)
     local_variable($line) operator(=) predefined(fgets)operator(()local_variable($readme)operator(\))operator(;)
-    reserved(if) operator(()local_variable($line) operator(===) reserved(false)operator(\)) reserved(break)operator(;)
+    reserved(if) operator(()local_variable($line) operator(===) pre_constant(false)operator(\)) reserved(break)operator(;)
     comment(// ...)
 operator(})
 predefined(pclose)operator(()local_variable($readme)operator(\))operator(;)
@@ -4772,13 +4772,13 @@ comment(// -----------------------------)
 comment(// Output buffering callback that sends output to the pager.)
 reserved(function) ident(ob_pager)operator(()local_variable($output)operator(,) local_variable($mode)operator(\)) operator({)
     reserved(static) local_variable($pipe)operator(;)
-    reserved(if) operator(()local_variable($mode) operator(&) constant(PHP_OUTPUT_HANDLER_START)operator(\)) operator({)
+    reserved(if) operator(()local_variable($mode) operator(&) pre_constant(PHP_OUTPUT_HANDLER_START)operator(\)) operator({)
         local_variable($pager) operator(=) predefined(getenv)operator(()string<delimiter(')content(PAGER)delimiter(')>operator(\))operator(;)
         reserved(if) operator(()operator(!)local_variable($pager)operator(\)) local_variable($pager) operator(=) string<delimiter(')content(/usr/bin/less)delimiter(')>operator(;)  comment(// XXX: might not exist)
         local_variable($pipe) operator(=) predefined(popen)operator(()local_variable($pager)operator(,) string<delimiter(')content(w)delimiter(')>operator(\))operator(;)
     operator(})
     predefined(fwrite)operator(()local_variable($pipe)operator(,) local_variable($output)operator(\))operator(;)
-    reserved(if) operator(()local_variable($mode) operator(&) constant(PHP_OUTPUT_HANDLER_END)operator(\)) operator({)
+    reserved(if) operator(()local_variable($mode) operator(&) pre_constant(PHP_OUTPUT_HANDLER_END)operator(\)) operator({)
         predefined(pclose)operator(()local_variable($pipe)operator(\))operator(;)
     operator(})
 operator(})
@@ -4801,7 +4801,7 @@ reserved(class) constant(Head) operator({)
     reserved(function) ident(filter)operator(()local_variable($output)operator(,) local_variable($mode)operator(\)) operator({)
         local_variable($result) operator(=) predefined(array)operator(()operator(\))operator(;)
         local_variable($newline) operator(=) string<delimiter(')delimiter(')>operator(;)
-        reserved(if) operator(()predefined(strlen)operator(()local_variable($output)operator(\)) operator(>) integer(0) operator(&)operator(&) local_variable($output)operator([)predefined(strlen)operator(()local_variable($output)operator(\)) operator(-) integer(1)operator(]) operator(==) string<delimiter(")char(\\n)delimiter(")>operator(\)) operator({)
+        reserved(if) operator(()predefined(strlen)operator(()local_variable($output)operator(\)) operator(>) integer(0) operator(&&) local_variable($output)operator([)predefined(strlen)operator(()local_variable($output)operator(\)) operator(-) integer(1)operator(]) operator(==) string<delimiter(")char(\\n)delimiter(")>operator(\)) operator({)
             local_variable($newline) operator(=) string<delimiter(")char(\\n)delimiter(")>operator(;)
             local_variable($output) operator(=) predefined(substr)operator(()local_variable($output)operator(,) integer(0)operator(,) operator(-)integer(1)operator(\))operator(;)
         operator(})
@@ -4811,7 +4811,7 @@ reserved(class) constant(Head) operator({)
                 local_variable($result)operator([)operator(]) operator(=) local_variable($line)operator(;)
             operator(})
         operator(})
-        predefined(return) local_variable($result) operator(?) predefined(implode)operator(()string<delimiter(")char(\\n)delimiter(")>operator(,) local_variable($result)operator(\)) operator(.) local_variable($newline) operator(:) string<delimiter(')delimiter(')>operator(;)
+        reserved(return) local_variable($result) operator(?) predefined(implode)operator(()string<delimiter(")char(\\n)delimiter(")>operator(,) local_variable($result)operator(\)) operator(.) local_variable($newline) operator(:) string<delimiter(')delimiter(')>operator(;)
     operator(})
 operator(})
 
@@ -4824,7 +4824,7 @@ reserved(class) constant(Number) operator({)
     reserved(function) ident(filter)operator(()local_variable($output)operator(,) local_variable($mode)operator(\)) operator({)
         local_variable($result) operator(=) predefined(array)operator(()operator(\))operator(;)
         local_variable($newline) operator(=) string<delimiter(')delimiter(')>operator(;)
-        reserved(if) operator(()predefined(strlen)operator(()local_variable($output)operator(\)) operator(>) integer(0) operator(&)operator(&) local_variable($output)operator([)predefined(strlen)operator(()local_variable($output)operator(\)) operator(-) integer(1)operator(]) operator(==) string<delimiter(")char(\\n)delimiter(")>operator(\)) operator({)
+        reserved(if) operator(()predefined(strlen)operator(()local_variable($output)operator(\)) operator(>) integer(0) operator(&&) local_variable($output)operator([)predefined(strlen)operator(()local_variable($output)operator(\)) operator(-) integer(1)operator(]) operator(==) string<delimiter(")char(\\n)delimiter(")>operator(\)) operator({)
             local_variable($newline) operator(=) string<delimiter(")char(\\n)delimiter(")>operator(;)
             local_variable($output) operator(=) predefined(substr)operator(()local_variable($output)operator(,) integer(0)operator(,) operator(-)integer(1)operator(\))operator(;)
         operator(})
@@ -4832,7 +4832,7 @@ reserved(class) constant(Number) operator({)
             local_variable($this)operator(->)ident(line_number)operator(++)operator(;)
             local_variable($result)operator([)operator(]) operator(=) local_variable($this)operator(->)ident(line_number) operator(.) string<delimiter(')content(: )delimiter(')> operator(.) local_variable($line)operator(;)
         operator(})
-        predefined(return) predefined(implode)operator(()string<delimiter(")char(\\n)delimiter(")>operator(,) local_variable($result)operator(\)) operator(.) local_variable($newline)operator(;)
+        reserved(return) predefined(implode)operator(()string<delimiter(")char(\\n)delimiter(")>operator(,) local_variable($result)operator(\)) operator(.) local_variable($newline)operator(;)
     operator(})
 operator(})
 
@@ -4844,14 +4844,14 @@ reserved(class) constant(Quote) operator({)
     reserved(function) ident(filter)operator(()local_variable($output)operator(,) local_variable($mode)operator(\)) operator({)
         local_variable($result) operator(=) predefined(array)operator(()operator(\))operator(;)
         local_variable($newline) operator(=) string<delimiter(')delimiter(')>operator(;)
-        reserved(if) operator(()predefined(strlen)operator(()local_variable($output)operator(\)) operator(>) integer(0) operator(&)operator(&) local_variable($output)operator([)predefined(strlen)operator(()local_variable($output)operator(\)) operator(-) integer(1)operator(]) operator(==) string<delimiter(")char(\\n)delimiter(")>operator(\)) operator({)
+        reserved(if) operator(()predefined(strlen)operator(()local_variable($output)operator(\)) operator(>) integer(0) operator(&&) local_variable($output)operator([)predefined(strlen)operator(()local_variable($output)operator(\)) operator(-) integer(1)operator(]) operator(==) string<delimiter(")char(\\n)delimiter(")>operator(\)) operator({)
             local_variable($newline) operator(=) string<delimiter(")char(\\n)delimiter(")>operator(;)
             local_variable($output) operator(=) predefined(substr)operator(()local_variable($output)operator(,) integer(0)operator(,) operator(-)integer(1)operator(\))operator(;)
         operator(})
         reserved(foreach) operator(()predefined(explode)operator(()string<delimiter(")char(\\n)delimiter(")>operator(,) local_variable($output)operator(\)) reserved(as) local_variable($i) operator(=>) local_variable($line)operator(\)) operator({)
             local_variable($result)operator([)operator(]) operator(=) string<delimiter(")content(> )local_variable($line)delimiter(")>operator(;)
         operator(})
-        predefined(return) predefined(implode)operator(()string<delimiter(")char(\\n)delimiter(")>operator(,) local_variable($result)operator(\)) operator(.) local_variable($newline)operator(;)
+        reserved(return) predefined(implode)operator(()string<delimiter(")char(\\n)delimiter(")>operator(,) local_variable($result)operator(\)) operator(.) local_variable($newline)operator(;)
     operator(})
 operator(})
 
@@ -4863,7 +4863,7 @@ ident(ob_start)operator(()predefined(array)operator(()reserved(new) constant(Quo
 comment(// Act like /bin/cat.)
 reserved(while) operator(()operator(!)predefined(feof)operator(()constant(STDIN)operator(\))operator(\)) operator({)
     local_variable($line) operator(=) predefined(fgets)operator(()constant(STDIN)operator(\))operator(;)
-    reserved(if) operator(()local_variable($line) operator(===) reserved(false)operator(\)) reserved(break)operator(;)
+    reserved(if) operator(()local_variable($line) operator(===) pre_constant(false)operator(\)) reserved(break)operator(;)
     predefined(echo) local_variable($line)operator(;)
 operator(})
 
@@ -4891,7 +4891,7 @@ reserved(foreach) operator(()local_variable($filenames) reserved(as) local_varia
     reserved(if) operator(()local_variable($handle)operator(\)) operator({)
         reserved(while) operator(()operator(!)predefined(feof)operator(()local_variable($handle)operator(\))operator(\)) operator({)
             local_variable($line) operator(=) predefined(fgets)operator(()local_variable($handle)operator(\))operator(;)
-            reserved(if) operator(()local_variable($line) operator(===) reserved(false)operator(\)) reserved(break)operator(;)
+            reserved(if) operator(()local_variable($line) operator(===) pre_constant(false)operator(\)) reserved(break)operator(;)
             comment(// ...)
         operator(})
         predefined(fclose)operator(()local_variable($handle)operator(\))operator(;)
@@ -4901,34 +4901,34 @@ reserved(foreach) operator(()local_variable($filenames) reserved(as) local_varia
 operator(})
 
 comment(// @@PLEAC@@_16.7)
-local_variable($output) operator(=) error(`)ident(cmd) integer(2)operator(>)operator(&)integer(1)error(`)operator(;)                          comment(// with backticks)
+local_variable($output) operator(=) string<delimiter(`)content(cmd 2>&1)delimiter(`)>operator(;)                          comment(// with backticks)
 comment(// or)
 local_variable($ph) operator(=) predefined(popen)operator(()string<delimiter(')content(cmd 2>&1)delimiter(')>operator(\))operator(;)                       comment(// with an open pipe)
 reserved(while) operator(()operator(!)predefined(feof)operator(()local_variable($ph)operator(\))operator(\)) operator({) local_variable($line) operator(=) predefined(fgets)operator(()local_variable($ph)operator(\))operator(;) operator(})     comment(// plus a read)
 comment(// -----------------------------)
-local_variable($output) operator(=) error(`)ident(cmd) integer(2)operator(>)operator(/)ident(dev)operator(/)reserved(null)error(`)operator(;)                   comment(// with backticks)
+local_variable($output) operator(=) string<delimiter(`)content(cmd 2>/dev/null)delimiter(`)>operator(;)                   comment(// with backticks)
 comment(// or)
 local_variable($ph) operator(=) predefined(popen)operator(()string<delimiter(')content(cmd 2>/dev/null)delimiter(')>operator(\))operator(;)                comment(// with an open pipe)
 reserved(while) operator(()operator(!)predefined(feof)operator(()local_variable($ph)operator(\))operator(\)) operator({) local_variable($line) operator(=) predefined(fgets)operator(()local_variable($ph)operator(\))operator(;) operator(})     comment(// plus a read)
 comment(// -----------------------------)
-local_variable($output) operator(=) error(`)ident(cmd) integer(2)operator(>)operator(&)integer(1) integer(1)operator(>)operator(/)ident(dev)operator(/)reserved(null)error(`)operator(;)              comment(// with backticks)
+local_variable($output) operator(=) string<delimiter(`)content(cmd 2>&1 1>/dev/null)delimiter(`)>operator(;)              comment(// with backticks)
 comment(// or)
 local_variable($ph) operator(=) predefined(popen)operator(()string<delimiter(')content(cmd 2>&1 1>/dev/null)delimiter(')>operator(\))operator(;)           comment(// with an open pipe)
 reserved(while) operator(()operator(!)predefined(feof)operator(()local_variable($ph)operator(\))operator(\)) operator({) local_variable($line) operator(=) predefined(fgets)operator(()local_variable($ph)operator(\))operator(;) operator(})     comment(// plus a read)
 comment(// -----------------------------)
-local_variable($output) operator(=) error(`)ident(cmd) integer(3)operator(>)operator(&)integer(1) integer(1)operator(>)operator(&)integer(2) integer(2)operator(>)operator(&)integer(3) integer(3)operator(>)operator(&)operator(-)error(`)operator(;)           comment(// with backticks)
+local_variable($output) operator(=) string<delimiter(`)content(cmd 3>&1 1>&2 2>&3 3>&-)delimiter(`)>operator(;)           comment(// with backticks)
 comment(// or)
 local_variable($ph) operator(=) predefined(popen)operator(()string<delimiter(')content(cmd 3>&1 1>&2 2>&3 3>&-|)delimiter(')>operator(\))operator(;)       comment(// with an open pipe)
 reserved(while) operator(()operator(!)predefined(feof)operator(()local_variable($ph)operator(\))operator(\)) operator({) local_variable($line) operator(=) predefined(fgets)operator(()local_variable($ph)operator(\))operator(;) operator(})     comment(// plus a read)
 comment(// -----------------------------)
 predefined(exec)operator(()string<delimiter(')content(program args 1>/tmp/program.stdout 2>/tmp/program.stderr)delimiter(')>operator(\))operator(;)
 comment(// -----------------------------)
-local_variable($output) operator(=) error(`)ident(cmd) integer(3)operator(>)operator(&)integer(1) integer(1)operator(>)operator(&)integer(2) integer(2)operator(>)operator(&)integer(3) integer(3)operator(>)operator(&)operator(-)error(`)operator(;)
+local_variable($output) operator(=) string<delimiter(`)content(cmd 3>&1 1>&2 2>&3 3>&-)delimiter(`)>operator(;)
 comment(// -----------------------------)
 local_variable($fd3) operator(=) local_variable($fd1)operator(;)
 local_variable($fd1) operator(=) local_variable($fd2)operator(;)
 local_variable($fd2) operator(=) local_variable($fd3)operator(;)
-local_variable($fd3) operator(=) reserved(null)operator(;)
+local_variable($fd3) operator(=) pre_constant(null)operator(;)
 comment(// -----------------------------)
 predefined(exec)operator(()string<delimiter(')content(prog args 1>tmpfile 2>&1)delimiter(')>operator(\))operator(;)
 predefined(exec)operator(()string<delimiter(')content(prog args 2>&1 1>tmpfile)delimiter(')>operator(\))operator(;)
@@ -4964,7 +4964,7 @@ local_variable($errlines) operator(=) predefined(array)operator(()operator(\))op
 predefined(exec)operator(()string<delimiter(")content(( )local_variable($cmd)content( | sed -e 's/^/stdout: /' \) 2>&1)delimiter(")>operator(,) local_variable($all)operator(\))operator(;)
 reserved(foreach) operator(()local_variable($all) reserved(as) local_variable($line)operator(\)) operator({)
     local_variable($pos) operator(=) predefined(strpos)operator(()local_variable($line)operator(,) string<delimiter(')content(stdout: )delimiter(')>operator(\))operator(;)
-    reserved(if) operator(()local_variable($pos) operator(!==) reserved(false) operator(&)operator(&) local_variable($pos) operator(==) integer(0)operator(\)) operator({)
+    reserved(if) operator(()local_variable($pos) operator(!==) pre_constant(false) operator(&&) local_variable($pos) operator(==) integer(0)operator(\)) operator({)
         local_variable($outlines)operator([)operator(]) operator(=) predefined(substr)operator(()local_variable($line)operator(,) integer(8)operator(\))operator(;)
     operator(}) reserved(else) operator({)
         local_variable($errlines)operator([)operator(]) operator(=) local_variable($line)operator(;)
@@ -4992,7 +4992,7 @@ reserved(if) operator(()predefined(is_resource)operator(()local_variable($proc)o
     local_variable($outlines) operator(=) predefined(array)operator(()operator(\))operator(;)
     reserved(while) operator(()operator(!)predefined(feof)operator(()local_variable($pipes)operator([)integer(1)operator(])operator(\))operator(\)) operator({)
         local_variable($line) operator(=) predefined(fgets)operator(()local_variable($pipes)operator([)integer(1)operator(])operator(\))operator(;)
-        reserved(if) operator(()local_variable($line) operator(===) reserved(false)operator(\)) reserved(break)operator(;)
+        reserved(if) operator(()local_variable($line) operator(===) pre_constant(false)operator(\)) reserved(break)operator(;)
         local_variable($outlines)operator([)operator(]) operator(=) predefined(rtrim)operator(()local_variable($line)operator(\))operator(;)
     operator(})
 
@@ -5000,7 +5000,7 @@ reserved(if) operator(()predefined(is_resource)operator(()local_variable($proc)o
     local_variable($errlines) operator(=) predefined(array)operator(()operator(\))operator(;)
     reserved(while) operator(()operator(!)predefined(feof)operator(()local_variable($pipes)operator([)integer(2)operator(])operator(\))operator(\)) operator({)
         local_variable($line) operator(=) predefined(fgets)operator(()local_variable($pipes)operator([)integer(2)operator(])operator(\))operator(;)
-        reserved(if) operator(()local_variable($line) operator(===) reserved(false)operator(\)) reserved(break)operator(;)
+        reserved(if) operator(()local_variable($line) operator(===) pre_constant(false)operator(\)) reserved(break)operator(;)
         local_variable($errlines)operator([)operator(]) operator(=) predefined(rtrim)operator(()local_variable($line)operator(\))operator(;)
     operator(})
 
@@ -5032,12 +5032,12 @@ reserved(if) operator(()predefined(is_resource)operator(()local_variable($proc)o
 
     local_variable($readers) operator(=) predefined(array)operator(()local_variable($pipes)operator([)integer(1)operator(])operator(,) local_variable($pipes)operator([)integer(2)operator(])operator(\))operator(;)
     reserved(while) operator(()ident(stream_select)operator(()local_variable($read)operator(=)local_variable($readers)operator(,)
-                         local_variable($write)operator(=)reserved(null)operator(,)
-                         local_variable($except)operator(=)reserved(null)operator(,)
+                         local_variable($write)operator(=)pre_constant(null)operator(,)
+                         local_variable($except)operator(=)pre_constant(null)operator(,)
                          integer(0)operator(,) integer(200000)operator(\)) operator(>) integer(0)operator(\)) operator({)
         reserved(foreach) operator(()local_variable($read) reserved(as) local_variable($stream)operator(\)) operator({)
             local_variable($line) operator(=) predefined(fgets)operator(()local_variable($stream)operator(\))operator(;)
-            reserved(if) operator(()local_variable($line) operator(!==) reserved(false)operator(\)) operator({)
+            reserved(if) operator(()local_variable($line) operator(!==) pre_constant(false)operator(\)) operator({)
                 reserved(if) operator(()local_variable($stream) operator(===) local_variable($pipes)operator([)integer(1)operator(])operator(\)) operator({)
                     predefined(print) string<delimiter(")content(STDOUT: )local_variable($line)delimiter(")>operator(;)
                 operator(}) reserved(else) operator({)
@@ -5169,10 +5169,10 @@ comment(// % mkfifo /path/to/named.pipe)
 comment(// -----------------------------)
 
 local_variable($fifo) operator(=) predefined(fopen)operator(()string<delimiter(')content(/path/to/named.pipe)delimiter(')>operator(,) string<delimiter(')content(r)delimiter(')>operator(\))operator(;)
-reserved(if) operator(()local_variable($fifo) operator(!==) reserved(false)operator(\)) operator({)
+reserved(if) operator(()local_variable($fifo) operator(!==) pre_constant(false)operator(\)) operator({)
     reserved(while) operator(()operator(!)predefined(feof)operator(()local_variable($fifo)operator(\))operator(\)) operator({)
         local_variable($line) operator(=) predefined(fgets)operator(()local_variable($fifo)operator(\))operator(;)
-        reserved(if) operator(()local_variable($line) operator(===) reserved(false)operator(\)) reserved(break)operator(;)
+        reserved(if) operator(()local_variable($line) operator(===) pre_constant(false)operator(\)) reserved(break)operator(;)
         predefined(echo) string<delimiter(")content(Got: )local_variable($line)delimiter(")>operator(;)
     operator(})
     predefined(fclose)operator(()local_variable($fifo)operator(\))operator(;)
@@ -5183,7 +5183,7 @@ operator(})
 comment(// -----------------------------)
 
 local_variable($fifo) operator(=) predefined(fopen)operator(()string<delimiter(')content(/path/to/named.pipe)delimiter(')>operator(,) string<delimiter(')content(w)delimiter(')>operator(\))operator(;)
-reserved(if) operator(()local_variable($fifo) operator(!==) reserved(false)operator(\)) operator({)
+reserved(if) operator(()local_variable($fifo) operator(!==) pre_constant(false)operator(\)) operator({)
     predefined(fwrite)operator(()local_variable($fifo)operator(,) string<delimiter(")content(Smoke this.)char(\\n)delimiter(")>operator(\))operator(;)
     predefined(fclose)operator(()local_variable($fifo)operator(\))operator(;)
 operator(}) reserved(else) operator({)
@@ -5196,10 +5196,10 @@ comment(// % mknod  ~/.plan p                  #  in case you don't have mkfifo)
 comment(// -----------------------------)
 
 comment(// dateplan - place current date and time in .plan file)
-reserved(while) operator(()reserved(true)operator(\)) operator({)
+reserved(while) operator(()pre_constant(true)operator(\)) operator({)
     local_variable($home) operator(=) predefined(getenv)operator(()string<delimiter(')content(HOME)delimiter(')>operator(\))operator(;)
     local_variable($fifo) operator(=) predefined(fopen)operator(()string<delimiter(")local_variable($home)content(/.plan)delimiter(")>operator(,) string<delimiter(')content(w)delimiter(')>operator(\))operator(;)
-    reserved(if) operator(()local_variable($fifo) operator(===) reserved(false)operator(\)) operator({)
+    reserved(if) operator(()local_variable($fifo) operator(===) pre_constant(false)operator(\)) operator({)
         predefined(die)operator(()string<delimiter(")content(Couldn't open )local_variable($home)content(/.plan for writing.)char(\\n)delimiter(")>operator(\))operator(;)
     operator(})
     predefined(fwrite)operator(()local_variable($fifo)operator(,)
@@ -5214,7 +5214,7 @@ comment(// -----------------------------)
 
 comment(// fifolog - read and record log msgs from fifo)
 
-local_variable($fifo) operator(=) reserved(null)operator(;)
+local_variable($fifo) operator(=) pre_constant(null)operator(;)
 
 reserved(declare)operator(()ident(ticks) operator(=) integer(1)operator(\))operator(;)
 reserved(function) ident(handle_alarm)operator(()local_variable($signal)operator(\)) operator({)
@@ -5223,20 +5223,20 @@ reserved(function) ident(handle_alarm)operator(()local_variable($signal)operator
 operator(})
 ident(pcntl_signal)operator(()constant(SIGALRM)operator(,) string<delimiter(')content(handle_alarm)delimiter(')>operator(\))operator(;)
 
-reserved(while) operator(()reserved(true)operator(\)) operator({)
+reserved(while) operator(()pre_constant(true)operator(\)) operator({)
     ident(pcntl_alarm)operator(()integer(0)operator(\))operator(;)             comment(// turn off alarm for blocking open)
     local_variable($fifo) operator(=) predefined(fopen)operator(()string<delimiter(')content(/tmp/log)delimiter(')>operator(,) string<delimiter(')content(r)delimiter(')>operator(\))operator(;)
-    reserved(if) operator(()local_variable($fifo) operator(===) reserved(false)operator(\)) operator({)
+    reserved(if) operator(()local_variable($fifo) operator(===) pre_constant(false)operator(\)) operator({)
         predefined(die)operator(()string<delimiter(")content(can't open /tmp/log)delimiter(")>operator(\))operator(;)
     operator(})
     ident(pcntl_alarm)operator(()integer(1)operator(\))operator(;)             comment(// you have 1 second to log)
 
     local_variable($service) operator(=) predefined(fgets)operator(()local_variable($fifo)operator(\))operator(;)
-    reserved(if) operator(()local_variable($service) operator(===) reserved(false)operator(\)) reserved(continue)operator(;) comment(// interrupt or nothing logged)
+    reserved(if) operator(()local_variable($service) operator(===) pre_constant(false)operator(\)) reserved(continue)operator(;) comment(// interrupt or nothing logged)
     local_variable($service) operator(=) predefined(rtrim)operator(()local_variable($service)operator(\))operator(;)
 
     local_variable($message) operator(=) predefined(fgets)operator(()local_variable($fifo)operator(\))operator(;)
-    reserved(if) operator(()local_variable($message) operator(===) reserved(false)operator(\)) reserved(continue)operator(;) comment(// interrupt or nothing logged)
+    reserved(if) operator(()local_variable($message) operator(===) pre_constant(false)operator(\)) reserved(continue)operator(;) comment(// interrupt or nothing logged)
     local_variable($message) operator(=) predefined(rtrim)operator(()local_variable($message)operator(\))operator(;)
 
     ident(pcntl_alarm)operator(()integer(0)operator(\))operator(;)             comment(// turn off alarms for message processing)
@@ -5246,14 +5246,14 @@ reserved(while) operator(()reserved(true)operator(\)) operator({)
     operator(}) reserved(elseif) operator(()local_variable($service) operator(==) string<delimiter(')content(login)delimiter(')>operator(\)) operator({)
         comment(// log to /var/log/login)
         local_variable($log) operator(=) predefined(fopen)operator(()string<delimiter(')content(/var/log/login)delimiter(')>operator(,) string<delimiter(')content(a)delimiter(')>operator(\))operator(;)
-        reserved(if) operator(()local_variable($log) operator(!==) reserved(false)operator(\)) operator({)
+        reserved(if) operator(()local_variable($log) operator(!==) pre_constant(false)operator(\)) operator({)
             predefined(fwrite)operator(()local_variable($log)operator(,)
                    predefined(strftime)operator(()string<delimiter(')content(%a, %d %b %Y %H:%M:%S %z)delimiter(')>operator(\))
                    operator(.) string<delimiter(")content( )local_variable($service)content( )local_variable($message)char(\\n)delimiter(")>operator(\))operator(;)
             predefined(fclose)operator(()local_variable($log)operator(\))operator(;)
         operator(}) reserved(else) operator({)
             predefined(trigger_error)operator(()string<delimiter(")content(Couldn't log )local_variable($service)content( )local_variable($message)content( to /var/log/login)char(\\n)delimiter(")>operator(,)
-                          constant(E_USER_WARNING)operator(\))operator(;)
+                          exception(E_USER_WARNING)operator(\))operator(;)
         operator(})
     operator(})
 operator(})
@@ -5281,7 +5281,7 @@ reserved(for) operator(()local_variable($i) operator(=) integer(0)operator(;) lo
     operator(})
 operator(})
 
-reserved(while) operator(()reserved(true)operator(\)) operator({)
+reserved(while) operator(()pre_constant(true)operator(\)) operator({)
     predefined(print) string<delimiter(')content(Buffer is )delimiter(')> operator(.) ident(shm_get_var)operator(()local_variable($buffer)operator(,) integer(1)operator(\)) operator(.) string<delimiter(")char(\\n)delimiter(")>operator(;)
     predefined(sleep)operator(()integer(1)operator(\))operator(;)
 operator(})
@@ -5292,7 +5292,7 @@ reserved(function) ident(squabble)operator(()operator(\)) operator({)
     reserved(global) local_variable($buffer)operator(;)
     local_variable($i) operator(=) integer(0)operator(;)
     local_variable($pid) operator(=) predefined(getmypid)operator(()operator(\))operator(;)
-    reserved(while) operator(()reserved(true)operator(\)) operator({)
+    reserved(while) operator(()pre_constant(true)operator(\)) operator({)
         reserved(if) operator(()predefined(preg_match)operator(()string<delimiter(")content(/^)local_variable($pid)char(\\\\)content(b/)delimiter(")>operator(,) ident(shm_get_var)operator(()local_variable($buffer)operator(,) integer(1)operator(\))operator(\))operator(\)) reserved(continue)operator(;)
         ident(sem_acquire)operator(()local_variable($handle)operator(\))operator(;)
         local_variable($i)operator(++)operator(;)
@@ -5406,8 +5406,8 @@ reserved(function) ident(get_name)operator(()operator(\)) operator({)
 
     predefined(echo) string<delimiter(")content(Kindly Stranger, please enter your name: )delimiter(")>operator(;)
     reserved(while) operator(()operator(!)operator(@)ident(stream_select)operator(()local_variable($read)operator(=)predefined(array)operator(()constant(STDIN)operator(\))operator(,)
-                           local_variable($write)operator(=)reserved(null)operator(,)
-                           local_variable($except)operator(=)reserved(null)operator(,)
+                           local_variable($write)operator(=)pre_constant(null)operator(,)
+                           local_variable($except)operator(=)pre_constant(null)operator(,)
                            integer(1)operator(\))operator(\)) operator({)
         comment(// allow signals to be observed)
     operator(})
@@ -5417,7 +5417,7 @@ reserved(function) ident(get_name)operator(()operator(\)) operator({)
     comment(// best we can do here is set it back to the default behavior.)
     ident(pcntl_signal)operator(()constant(SIGINT)operator(,) constant(SIG_DFL)operator(\))operator(;)
 
-    predefined(return) local_variable($name)operator(;)
+    reserved(return) local_variable($name)operator(;)
 operator(})
 
 comment(// @@PLEAC@@_16.17)
@@ -5430,16 +5430,16 @@ ident(pcntl_signal)operator(()constant(SIGINT)operator(,) string<delimiter(')con
 comment(// -----------------------------)
 
 reserved(declare)operator(()ident(ticks) operator(=) integer(1)operator(\))operator(;)
-local_variable($interrupted) operator(=) reserved(false)operator(;)
+local_variable($interrupted) operator(=) pre_constant(false)operator(;)
 
 reserved(function) ident(got_int)operator(()local_variable($signal)operator(\)) operator({)
     reserved(global) local_variable($interrupted)operator(;)
-    local_variable($interrupted) operator(=) reserved(true)operator(;)
+    local_variable($interrupted) operator(=) pre_constant(true)operator(;)
     comment(// The third argument to pcntl_signal(\) determines if system calls)
     comment(// should be restarted after a signal. It defaults to true.)
-    ident(pcntl_signal)operator(()constant(SIGINT)operator(,) string<delimiter(')content(got_int)delimiter(')>operator(,) reserved(false)operator(\))operator(;)  comment(// or SIG_IGN)
+    ident(pcntl_signal)operator(()constant(SIGINT)operator(,) string<delimiter(')content(got_int)delimiter(')>operator(,) pre_constant(false)operator(\))operator(;)  comment(// or SIG_IGN)
 operator(})
-ident(pcntl_signal)operator(()constant(SIGINT)operator(,) string<delimiter(')content(got_int)delimiter(')>operator(,) reserved(false)operator(\))operator(;)
+ident(pcntl_signal)operator(()constant(SIGINT)operator(,) string<delimiter(')content(got_int)delimiter(')>operator(,) pre_constant(false)operator(\))operator(;)
 
 comment(// ... long-running code that you don't want to restart)
 
@@ -5500,11 +5500,11 @@ comment(// PHP does not support sigprocmask(\).)
 
 comment(// @@PLEAC@@_16.21)
 reserved(declare)operator(()ident(ticks) operator(=) integer(1)operator(\))operator(;)
-local_variable($aborted) operator(=) reserved(false)operator(;)
+local_variable($aborted) operator(=) pre_constant(false)operator(;)
 
 reserved(function) ident(handle_alarm)operator(()local_variable($signal)operator(\)) operator({)
     reserved(global) local_variable($aborted)operator(;)
-    local_variable($aborted) operator(=) reserved(true)operator(;)
+    local_variable($aborted) operator(=) pre_constant(true)operator(;)
 operator(})
 ident(pcntl_signal)operator(()constant(SIGALRM)operator(,) string<delimiter(')content(handle_alarm)delimiter(')>operator(\))operator(;)
 
diff --git a/test/scanners/php/test.expected.raydebug b/test/scanners/php/test.expected.raydebug
index de71c60..b6bdc9b 100644
--- a/test/scanners/php/test.expected.raydebug
+++ b/test/scanners/php/test.expected.raydebug
@@ -1,46 +1,46 @@
 inline_delimiter(<?php)
-comment(/*)comment(*)
-comment( *  Zip class file)
-comment( *)
-comment( *  @package     fnord.bb)
-comment( *  @subpackage  archive)
-comment( )comment(*/)
+comment(/**
+ *  Zip class file
+ *
+ *  @package     fnord.bb
+ *  @subpackage  archive
+ */)
 
 comment(// Unlock?)
-reserved(if)operator(()operator(!)predefined(defined)operator(()string<delimiter(')content(UNLOCK)delimiter(')>operator(\)) operator(|)operator(|) operator(!)constant(UNLOCK)operator(\))
+reserved(if)operator(()operator(!)predefined(defined)operator(()string<delimiter(')content(UNLOCK)delimiter(')>operator(\)) operator(||) operator(!)constant(UNLOCK)operator(\))
   predefined(die)operator(()operator(\))operator(;)
   
 comment(// Load the parent archive class)
 predefined(require_once)operator(()constant(ROOT_PATH)operator(.)string<delimiter(')content(/classes/archive.class.php)delimiter(')>operator(\))operator(;)
   
-comment(/*)comment(*)
-comment( *  Zip class)
-comment( *)
-comment( *  @author      Manni <manni@fnord.name>)
-comment( *  @copyright   Copyright (c\) 2006, Manni)
-comment( *  @version     1.0)
-comment( *  @link        http://www.pkware.com/business_and_developers/developer/popups/appnote.txt)
-comment( *  @link        http://mannithedark.is-a-geek.net/)
-comment( *  @since       1.0)
-comment( *  @package     fnord.bb)
-comment( *  @subpackage  archive)
-comment( )comment(*/)
+comment(/**
+ *  Zip class
+ *
+ *  @author      Manni <manni@fnord.name>
+ *  @copyright   Copyright (c\) 2006, Manni
+ *  @version     1.0
+ *  @link        http://www.pkware.com/business_and_developers/developer/popups/appnote.txt
+ *  @link        http://mannithedark.is-a-geek.net/
+ *  @since       1.0
+ *  @package     fnord.bb
+ *  @subpackage  archive
+ */)
 reserved(class) constant(Zip) reserved(extends) constant(Archive) operator({)
- comment(/*)comment(*)
-comment(  *  Outputs the zip file)
-comment(  *)
-comment(  *  This function creates the zip file with the dirs and files given.)
-comment(  *  If the optional parameter $file is given, the zip file is will be)
-comment(  *  saved at that location. Otherwise the function returns the zip file's content.)
-comment(  *)
-comment(  *  @access                   public)
-comment(  *)
-comment(  *  @link                     http://www.pkware.com/business_and_developers/developer/popups/appnote.txt)
-comment(  *  @param  string $filename  The path where the zip file will be saved)
-comment(  *)
-comment(  *  @return bool|string       Returns either true if the fil is sucessfully created or the content of the zip file)
-comment(  )comment(*/)
-  reserved(function) ident(out)operator(()local_variable($filename) operator(=) reserved(false)operator(\)) operator({)
+ comment(/**
+  *  Outputs the zip file
+  *
+  *  This function creates the zip file with the dirs and files given.
+  *  If the optional parameter $file is given, the zip file is will be
+  *  saved at that location. Otherwise the function returns the zip file's content.
+  *
+  *  @access                   public
+  *
+  *  @link                     http://www.pkware.com/business_and_developers/developer/popups/appnote.txt
+  *  @param  string $filename  The path where the zip file will be saved
+  *
+  *  @return bool|string       Returns either true if the fil is sucessfully created or the content of the zip file
+  */)
+  reserved(function) ident(out)operator(()local_variable($filename) operator(=) pre_constant(false)operator(\)) operator({)
     comment(// Empty output)
     local_variable($file_data) operator(=) predefined(array)operator(()operator(\))operator(;) comment(// Data of the file part)
     local_variable($cd_data)   operator(=) predefined(array)operator(()operator(\))operator(;) comment(// Data of the central directory)
@@ -51,35 +51,35 @@ comment(  )comment(*/)
 
     comment(// Handle dirs)
     reserved(foreach)operator(()local_variable($this)operator(->)ident(dirs) reserved(as) local_variable($dir)operator(\)) operator({)
-      local_variable($dir) operator(.)operator(=) string<delimiter(')content(/)delimiter(')>operator(;)
+      local_variable($dir) operator(.=) string<delimiter(')content(/)delimiter(')>operator(;)
       comment(// File part)
 
       comment(// Reset dir data)
       local_variable($dir_data) operator(=) string<delimiter(')delimiter(')>operator(;)
 
       comment(// Local file header)
-      local_variable($dir_data) operator(.)operator(=) string<delimiter(")char(\\x50)char(\\x4b)char(\\x03)char(\\x04)delimiter(")>operator(;)      comment(// Local file header signature)
-      local_variable($dir_data) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(10)operator(\))operator(;)           comment(// Version needed to extract)
-      local_variable($dir_data) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)            comment(// General purpose bit flag)
-      local_variable($dir_data) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)            comment(// Compression method)
-      local_variable($dir_data) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)            comment(// Last mod file time)
-      local_variable($dir_data) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)            comment(// Last mod file date)
-      local_variable($dir_data) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) integer(0)operator(\))operator(;)            comment(// crc-32)
-      local_variable($dir_data) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) integer(0)operator(\))operator(;)            comment(// Compressed size)
-      local_variable($dir_data) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) integer(0)operator(\))operator(;)            comment(// Uncompressed size)
-      local_variable($dir_data) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) predefined(strlen)operator(()local_variable($dir)operator(\))operator(\))operator(;) comment(// File name length)
-      local_variable($dir_data) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)            comment(// Extra field length)
-
-      local_variable($dir_data) operator(.)operator(=) local_variable($dir)operator(;)                    comment(// File name)
-      local_variable($dir_data) operator(.)operator(=) string<delimiter(')delimiter(')>operator(;)                      comment(// Extra field (is empty\))
+      local_variable($dir_data) operator(.=) string<delimiter(")char(\\x50)char(\\x4b)char(\\x03)char(\\x04)delimiter(")>operator(;)      comment(// Local file header signature)
+      local_variable($dir_data) operator(.=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(10)operator(\))operator(;)           comment(// Version needed to extract)
+      local_variable($dir_data) operator(.=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)            comment(// General purpose bit flag)
+      local_variable($dir_data) operator(.=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)            comment(// Compression method)
+      local_variable($dir_data) operator(.=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)            comment(// Last mod file time)
+      local_variable($dir_data) operator(.=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)            comment(// Last mod file date)
+      local_variable($dir_data) operator(.=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) integer(0)operator(\))operator(;)            comment(// crc-32)
+      local_variable($dir_data) operator(.=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) integer(0)operator(\))operator(;)            comment(// Compressed size)
+      local_variable($dir_data) operator(.=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) integer(0)operator(\))operator(;)            comment(// Uncompressed size)
+      local_variable($dir_data) operator(.=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) predefined(strlen)operator(()local_variable($dir)operator(\))operator(\))operator(;) comment(// File name length)
+      local_variable($dir_data) operator(.=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)            comment(// Extra field length)
+
+      local_variable($dir_data) operator(.=) local_variable($dir)operator(;)                    comment(// File name)
+      local_variable($dir_data) operator(.=) string<delimiter(')delimiter(')>operator(;)                      comment(// Extra field (is empty\))
 
       comment(// File data)
-      local_variable($dir_data) operator(.)operator(=) string<delimiter(')delimiter(')>operator(;)                      comment(// Dirs have no file data)
+      local_variable($dir_data) operator(.=) string<delimiter(')delimiter(')>operator(;)                      comment(// Dirs have no file data)
 
       comment(// Data descriptor)
-      local_variable($dir_data) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) integer(0)operator(\))operator(;)            comment(// crc-32)
-      local_variable($dir_data) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) integer(0)operator(\))operator(;)            comment(// Compressed size)
-      local_variable($dir_data) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) integer(0)operator(\))operator(;)            comment(// Uncompressed size)
+      local_variable($dir_data) operator(.=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) integer(0)operator(\))operator(;)            comment(// crc-32)
+      local_variable($dir_data) operator(.=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) integer(0)operator(\))operator(;)            comment(// Compressed size)
+      local_variable($dir_data) operator(.=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) integer(0)operator(\))operator(;)            comment(// Uncompressed size)
 
       comment(// Save current offset)
       local_variable($offset) operator(=) predefined(strlen)operator(()predefined(implode)operator(()string<delimiter(')delimiter(')>operator(,) local_variable($file_data)operator(\))operator(\))operator(;)
@@ -93,34 +93,34 @@ comment(  )comment(*/)
       local_variable($dir_data) operator(=) string<delimiter(')delimiter(')>operator(;)
 
       comment(// File header)
-      local_variable($dir_data) operator(.)operator(=) string<delimiter(")char(\\x50)char(\\x4b)char(\\x01)char(\\x02)delimiter(")>operator(;)      comment(// Local file header signature)
-      local_variable($dir_data) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)            comment(// Version made by)
-      local_variable($dir_data) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(10)operator(\))operator(;)           comment(// Version needed to extract)
-      local_variable($dir_data) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)            comment(// General purpose bit flag)
-      local_variable($dir_data) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)            comment(// Compression method)
-      local_variable($dir_data) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)            comment(// Last mod file time)
-      local_variable($dir_data) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)            comment(// Last mod file date)
-      local_variable($dir_data) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) integer(0)operator(\))operator(;)            comment(// crc-32)
-      local_variable($dir_data) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) integer(0)operator(\))operator(;)            comment(// Compressed size)
-      local_variable($dir_data) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) integer(0)operator(\))operator(;)            comment(// Uncompressed size)
-      local_variable($dir_data) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) predefined(strlen)operator(()local_variable($dir)operator(\))operator(\))operator(;) comment(// File name length)
-      local_variable($dir_data) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)            comment(// Extra field length)
-      local_variable($dir_data) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)            comment(// File comment length)
-      local_variable($dir_data) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)            comment(// Disk number start)
-      local_variable($dir_data) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)            comment(// Internal file attributes)
-      local_variable($dir_data) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) integer(16)operator(\))operator(;)           comment(// External file attributes)
-      local_variable($dir_data) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) local_variable($offset)operator(\))operator(;)      comment(// Relative offset of local header)
-
-      local_variable($dir_data) operator(.)operator(=) local_variable($dir)operator(;)                    comment(// File name)
-      local_variable($dir_data) operator(.)operator(=) string<delimiter(')delimiter(')>operator(;)                      comment(// Extra field (is empty\))
-      local_variable($dir_data) operator(.)operator(=) string<delimiter(')delimiter(')>operator(;)                      comment(// File comment (is empty\))
-
-      comment(/*)
-comment(      // Data descriptor)
-comment(      $dir_data .= pack("V", 0\);            // crc-32)
-comment(      $dir_data .= pack("V", 0\);            // Compressed size)
-comment(      $dir_data .= pack("V", 0\);            // Uncompressed size)
-comment(      )comment(*/)
+      local_variable($dir_data) operator(.=) string<delimiter(")char(\\x50)char(\\x4b)char(\\x01)char(\\x02)delimiter(")>operator(;)      comment(// Local file header signature)
+      local_variable($dir_data) operator(.=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)            comment(// Version made by)
+      local_variable($dir_data) operator(.=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(10)operator(\))operator(;)           comment(// Version needed to extract)
+      local_variable($dir_data) operator(.=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)            comment(// General purpose bit flag)
+      local_variable($dir_data) operator(.=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)            comment(// Compression method)
+      local_variable($dir_data) operator(.=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)            comment(// Last mod file time)
+      local_variable($dir_data) operator(.=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)            comment(// Last mod file date)
+      local_variable($dir_data) operator(.=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) integer(0)operator(\))operator(;)            comment(// crc-32)
+      local_variable($dir_data) operator(.=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) integer(0)operator(\))operator(;)            comment(// Compressed size)
+      local_variable($dir_data) operator(.=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) integer(0)operator(\))operator(;)            comment(// Uncompressed size)
+      local_variable($dir_data) operator(.=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) predefined(strlen)operator(()local_variable($dir)operator(\))operator(\))operator(;) comment(// File name length)
+      local_variable($dir_data) operator(.=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)            comment(// Extra field length)
+      local_variable($dir_data) operator(.=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)            comment(// File comment length)
+      local_variable($dir_data) operator(.=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)            comment(// Disk number start)
+      local_variable($dir_data) operator(.=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)            comment(// Internal file attributes)
+      local_variable($dir_data) operator(.=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) integer(16)operator(\))operator(;)           comment(// External file attributes)
+      local_variable($dir_data) operator(.=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) local_variable($offset)operator(\))operator(;)      comment(// Relative offset of local header)
+
+      local_variable($dir_data) operator(.=) local_variable($dir)operator(;)                    comment(// File name)
+      local_variable($dir_data) operator(.=) string<delimiter(')delimiter(')>operator(;)                      comment(// Extra field (is empty\))
+      local_variable($dir_data) operator(.=) string<delimiter(')delimiter(')>operator(;)                      comment(// File comment (is empty\))
+
+      comment(/*
+      // Data descriptor
+      $dir_data .= pack("V", 0\);            // crc-32
+      $dir_data .= pack("V", 0\);            // Compressed size
+      $dir_data .= pack("V", 0\);            // Uncompressed size
+      */)
       
       comment(// Append dir data to the central directory data)
       local_variable($cd_data)operator([)operator(]) operator(=) local_variable($dir_data)operator(;)
@@ -160,28 +160,28 @@ comment(      )comment(*/)
       operator(})
 
       comment(// Local file header)
-      local_variable($fd) operator(.)operator(=) string<delimiter(")char(\\x50)char(\\x4b)char(\\x03)char(\\x04)delimiter(")>operator(;)                  comment(// Local file header signature)
-      local_variable($fd) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(20)operator(\))operator(;)                       comment(// Version needed to extract)
-      local_variable($fd) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)                        comment(// General purpose bit flag)
-      local_variable($fd) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) local_variable($method)operator(\))operator(;)                  comment(// Compression method)
-      local_variable($fd) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)                        comment(// Last mod file time)
-      local_variable($fd) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)                        comment(// Last mod file date)
-      local_variable($fd) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) predefined(crc32)operator(()local_variable($content)operator(\))operator(\))operator(;)          comment(// crc-32)
-      local_variable($fd) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) predefined(strlen)operator(()local_variable($compressed_data)operator(\))operator(\))operator(;) comment(// Compressed size)
-      local_variable($fd) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) predefined(strlen)operator(()local_variable($content)operator(\))operator(\))operator(;)         comment(// Uncompressed size)
-      local_variable($fd) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) predefined(strlen)operator(()local_variable($name)operator(\))operator(\))operator(;)            comment(// File name length)
-      local_variable($fd) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)                        comment(// Extra field length)
-
-      local_variable($fd) operator(.)operator(=) local_variable($name)operator(;)                               comment(// File name)
-      local_variable($fd) operator(.)operator(=) string<delimiter(')delimiter(')>operator(;)                                  comment(// Extra field (is empty\))
+      local_variable($fd) operator(.=) string<delimiter(")char(\\x50)char(\\x4b)char(\\x03)char(\\x04)delimiter(")>operator(;)                  comment(// Local file header signature)
+      local_variable($fd) operator(.=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(20)operator(\))operator(;)                       comment(// Version needed to extract)
+      local_variable($fd) operator(.=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)                        comment(// General purpose bit flag)
+      local_variable($fd) operator(.=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) local_variable($method)operator(\))operator(;)                  comment(// Compression method)
+      local_variable($fd) operator(.=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)                        comment(// Last mod file time)
+      local_variable($fd) operator(.=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)                        comment(// Last mod file date)
+      local_variable($fd) operator(.=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) predefined(crc32)operator(()local_variable($content)operator(\))operator(\))operator(;)          comment(// crc-32)
+      local_variable($fd) operator(.=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) predefined(strlen)operator(()local_variable($compressed_data)operator(\))operator(\))operator(;) comment(// Compressed size)
+      local_variable($fd) operator(.=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) predefined(strlen)operator(()local_variable($content)operator(\))operator(\))operator(;)         comment(// Uncompressed size)
+      local_variable($fd) operator(.=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) predefined(strlen)operator(()local_variable($name)operator(\))operator(\))operator(;)            comment(// File name length)
+      local_variable($fd) operator(.=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)                        comment(// Extra field length)
+
+      local_variable($fd) operator(.=) local_variable($name)operator(;)                               comment(// File name)
+      local_variable($fd) operator(.=) string<delimiter(')delimiter(')>operator(;)                                  comment(// Extra field (is empty\))
 
       comment(// File data)
-      local_variable($fd) operator(.)operator(=) local_variable($compressed_data)operator(;)
+      local_variable($fd) operator(.=) local_variable($compressed_data)operator(;)
       
       comment(// Data descriptor)
-      local_variable($fd) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) predefined(crc32)operator(()local_variable($content)operator(\))operator(\))operator(;)          comment(// crc-32)
-      local_variable($fd) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) predefined(strlen)operator(()local_variable($compressed_data)operator(\))operator(\))operator(;) comment(// Compressed size)
-      local_variable($fd) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) predefined(strlen)operator(()local_variable($content)operator(\))operator(\))operator(;)         comment(// Uncompressed size)
+      local_variable($fd) operator(.=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) predefined(crc32)operator(()local_variable($content)operator(\))operator(\))operator(;)          comment(// crc-32)
+      local_variable($fd) operator(.=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) predefined(strlen)operator(()local_variable($compressed_data)operator(\))operator(\))operator(;) comment(// Compressed size)
+      local_variable($fd) operator(.=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) predefined(strlen)operator(()local_variable($content)operator(\))operator(\))operator(;)         comment(// Uncompressed size)
 
       comment(// Save current offset)
       local_variable($offset) operator(=) predefined(strlen)operator(()predefined(implode)operator(()string<delimiter(')delimiter(')>operator(,) local_variable($file_data)operator(\))operator(\))operator(;)
@@ -195,34 +195,34 @@ comment(      )comment(*/)
       local_variable($fd) operator(=) string<delimiter(')delimiter(')>operator(;)
 
       comment(// File header)
-      local_variable($fd) operator(.)operator(=) string<delimiter(")char(\\x50)char(\\x4b)char(\\x01)char(\\x02)delimiter(")>operator(;)                  comment(// Local file header signature)
-      local_variable($fd) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)                        comment(// Version made by)
-      local_variable($fd) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(20)operator(\))operator(;)                       comment(// Version needed to extract)
-      local_variable($fd) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)                        comment(// General purpose bit flag)
-      local_variable($fd) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) local_variable($method)operator(\))operator(;)                  comment(// Compression method)
-      local_variable($fd) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)                        comment(// Last mod file time)
-      local_variable($fd) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)                        comment(// Last mod file date)
-      local_variable($fd) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) predefined(crc32)operator(()local_variable($content)operator(\))operator(\))operator(;)          comment(// crc-32)
-      local_variable($fd) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) predefined(strlen)operator(()local_variable($compressed_data)operator(\))operator(\))operator(;) comment(// Compressed size)
-      local_variable($fd) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) predefined(strlen)operator(()local_variable($content)operator(\))operator(\))operator(;)         comment(// Uncompressed size)
-      local_variable($fd) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) predefined(strlen)operator(()local_variable($name)operator(\))operator(\))operator(;)            comment(// File name length)
-      local_variable($fd) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)                        comment(// Extra field length)
-      local_variable($fd) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)                        comment(// File comment length)
-      local_variable($fd) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)                        comment(// Disk number start)
-      local_variable($fd) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)                        comment(// Internal file attributes)
-      local_variable($fd) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) integer(32)operator(\))operator(;)                       comment(// External file attributes)
-      local_variable($fd) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) local_variable($offset)operator(\))operator(;)                  comment(// Relative offset of local header)
-
-      local_variable($fd) operator(.)operator(=) local_variable($name)operator(;)                               comment(// File name)
-      local_variable($fd) operator(.)operator(=) string<delimiter(')delimiter(')>operator(;)                                  comment(// Extra field (is empty\))
-      local_variable($fd) operator(.)operator(=) string<delimiter(')delimiter(')>operator(;)                                  comment(// File comment (is empty\))
-
-      comment(/*)
-comment(      // Data descriptor)
-comment(      $fd .= pack("V", crc32($content\)\);          // crc-32)
-comment(      $fd .= pack("V", strlen($compressed_data\)\); // Compressed size)
-comment(      $fd .= pack("V", strlen($content\)\);         // Uncompressed size)
-comment(      )comment(*/)
+      local_variable($fd) operator(.=) string<delimiter(")char(\\x50)char(\\x4b)char(\\x01)char(\\x02)delimiter(")>operator(;)                  comment(// Local file header signature)
+      local_variable($fd) operator(.=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)                        comment(// Version made by)
+      local_variable($fd) operator(.=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(20)operator(\))operator(;)                       comment(// Version needed to extract)
+      local_variable($fd) operator(.=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)                        comment(// General purpose bit flag)
+      local_variable($fd) operator(.=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) local_variable($method)operator(\))operator(;)                  comment(// Compression method)
+      local_variable($fd) operator(.=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)                        comment(// Last mod file time)
+      local_variable($fd) operator(.=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)                        comment(// Last mod file date)
+      local_variable($fd) operator(.=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) predefined(crc32)operator(()local_variable($content)operator(\))operator(\))operator(;)          comment(// crc-32)
+      local_variable($fd) operator(.=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) predefined(strlen)operator(()local_variable($compressed_data)operator(\))operator(\))operator(;) comment(// Compressed size)
+      local_variable($fd) operator(.=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) predefined(strlen)operator(()local_variable($content)operator(\))operator(\))operator(;)         comment(// Uncompressed size)
+      local_variable($fd) operator(.=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) predefined(strlen)operator(()local_variable($name)operator(\))operator(\))operator(;)            comment(// File name length)
+      local_variable($fd) operator(.=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)                        comment(// Extra field length)
+      local_variable($fd) operator(.=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)                        comment(// File comment length)
+      local_variable($fd) operator(.=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)                        comment(// Disk number start)
+      local_variable($fd) operator(.=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)                        comment(// Internal file attributes)
+      local_variable($fd) operator(.=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) integer(32)operator(\))operator(;)                       comment(// External file attributes)
+      local_variable($fd) operator(.=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) local_variable($offset)operator(\))operator(;)                  comment(// Relative offset of local header)
+
+      local_variable($fd) operator(.=) local_variable($name)operator(;)                               comment(// File name)
+      local_variable($fd) operator(.=) string<delimiter(')delimiter(')>operator(;)                                  comment(// Extra field (is empty\))
+      local_variable($fd) operator(.=) string<delimiter(')delimiter(')>operator(;)                                  comment(// File comment (is empty\))
+
+      comment(/*
+      // Data descriptor
+      $fd .= pack("V", crc32($content\)\);          // crc-32
+      $fd .= pack("V", strlen($compressed_data\)\); // Compressed size
+      $fd .= pack("V", strlen($content\)\);         // Uncompressed size
+      */)
 
       comment(// Append file data to the central directory data)
       local_variable($cd_data)operator([)operator(]) operator(=) local_variable($fd)operator(;)
@@ -230,9 +230,9 @@ comment(      )comment(*/)
 
     comment(// Digital signature)
     local_variable($digital_signature) operator(=) string<delimiter(')delimiter(')>operator(;)
-    local_variable($digital_signature) operator(.)operator(=) string<delimiter(")char(\\x50)char(\\x4b)char(\\x05)char(\\x05)delimiter(")>operator(;)  comment(// Header signature)
-    local_variable($digital_signature) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)        comment(// Size of data)
-    local_variable($digital_signature) operator(.)operator(=) string<delimiter(')delimiter(')>operator(;)                  comment(// Signature data (is empty\))
+    local_variable($digital_signature) operator(.=) string<delimiter(")char(\\x50)char(\\x4b)char(\\x05)char(\\x05)delimiter(")>operator(;)  comment(// Header signature)
+    local_variable($digital_signature) operator(.=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)        comment(// Size of data)
+    local_variable($digital_signature) operator(.=) string<delimiter(')delimiter(')>operator(;)                  comment(// Signature data (is empty\))
 
     local_variable($tmp_file_data) operator(=) predefined(implode)operator(()string<delimiter(')delimiter(')>operator(,) local_variable($file_data)operator(\))operator(;)  comment(// File data)
     local_variable($tmp_cd_data)   operator(=) predefined(implode)operator(()string<delimiter(')delimiter(')>operator(,) local_variable($cd_data)operator(\))operator(.)    comment(// Central directory)
@@ -240,15 +240,15 @@ comment(      )comment(*/)
 
     comment(// End of central directory)
     local_variable($eof_cd) operator(=) string<delimiter(')delimiter(')>operator(;)
-    local_variable($eof_cd) operator(.)operator(=) string<delimiter(")char(\\x50)char(\\x4b)char(\\x05)char(\\x06)delimiter(")>operator(;)                comment(// End of central dir signature)
-    local_variable($eof_cd) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)                      comment(// Number of this disk)
-    local_variable($eof_cd) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)                      comment(// Number of the disk with the start of the central directory)
-    local_variable($eof_cd) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) predefined(count)operator(()local_variable($cd_data)operator(\))operator(\))operator(;)        comment(// Total number of entries in the central directory on this disk)
-    local_variable($eof_cd) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) predefined(count)operator(()local_variable($cd_data)operator(\))operator(\))operator(;)        comment(// Total number of entries in the central directory)
-    local_variable($eof_cd) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) predefined(strlen)operator(()local_variable($tmp_cd_data)operator(\))operator(\))operator(;)   comment(// Size of the central directory)
-    local_variable($eof_cd) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) predefined(strlen)operator(()local_variable($tmp_file_data)operator(\))operator(\))operator(;) comment(// Offset of start of central directory with respect to the starting disk number)
-    local_variable($eof_cd) operator(.)operator(=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)                      comment(// .ZIP file comment length)
-    local_variable($eof_cd) operator(.)operator(=) string<delimiter(')delimiter(')>operator(;)                                comment(// .ZIP file comment (is empty\))
+    local_variable($eof_cd) operator(.=) string<delimiter(")char(\\x50)char(\\x4b)char(\\x05)char(\\x06)delimiter(")>operator(;)                comment(// End of central dir signature)
+    local_variable($eof_cd) operator(.=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)                      comment(// Number of this disk)
+    local_variable($eof_cd) operator(.=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)                      comment(// Number of the disk with the start of the central directory)
+    local_variable($eof_cd) operator(.=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) predefined(count)operator(()local_variable($cd_data)operator(\))operator(\))operator(;)        comment(// Total number of entries in the central directory on this disk)
+    local_variable($eof_cd) operator(.=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) predefined(count)operator(()local_variable($cd_data)operator(\))operator(\))operator(;)        comment(// Total number of entries in the central directory)
+    local_variable($eof_cd) operator(.=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) predefined(strlen)operator(()local_variable($tmp_cd_data)operator(\))operator(\))operator(;)   comment(// Size of the central directory)
+    local_variable($eof_cd) operator(.=) predefined(pack)operator(()string<delimiter(")content(V)delimiter(")>operator(,) predefined(strlen)operator(()local_variable($tmp_file_data)operator(\))operator(\))operator(;) comment(// Offset of start of central directory with respect to the starting disk number)
+    local_variable($eof_cd) operator(.=) predefined(pack)operator(()string<delimiter(")content(v)delimiter(")>operator(,) integer(0)operator(\))operator(;)                      comment(// .ZIP file comment length)
+    local_variable($eof_cd) operator(.=) string<delimiter(')delimiter(')>operator(;)                                comment(// .ZIP file comment (is empty\))
 
     comment(// Content of the zip file)
     local_variable($data) operator(=) local_variable($tmp_file_data)operator(.)
@@ -258,53 +258,53 @@ comment(      )comment(*/)
 
     comment(// Return content?)
     reserved(if)operator(()operator(!)local_variable($filename)operator(\))
-      predefined(return) local_variable($data)operator(;)
+      reserved(return) local_variable($data)operator(;)
       
     comment(// Write to file)
-    predefined(return) predefined(file_put_contents)operator(()local_variable($filename)operator(,) local_variable($data)operator(\))operator(;)
+    reserved(return) predefined(file_put_contents)operator(()local_variable($filename)operator(,) local_variable($data)operator(\))operator(;)
   operator(})
   
- comment(/*)comment(*)
-comment(  *  Load a zip file)
-comment(  *)
-comment(  *  This function loads the files and dirs from a zip file from the harddrive.)
-comment(  *)
-comment(  *  @access                public)
-comment(  *)
-comment(  *  @param  string $file   The path to the zip file)
-comment(  *  @param  bool   $reset  Reset the files and dirs before adding the zip file's content?)
-comment(  *)
-comment(  *  @return bool           Returns true if the file was loaded sucessfully)
-comment(  )comment(*/)
-  reserved(function) predefined(load_file)operator(()local_variable($file)operator(,) local_variable($reset) operator(=) reserved(true)operator(\)) operator({)
+ comment(/**
+  *  Load a zip file
+  *
+  *  This function loads the files and dirs from a zip file from the harddrive.
+  *
+  *  @access                public
+  *
+  *  @param  string $file   The path to the zip file
+  *  @param  bool   $reset  Reset the files and dirs before adding the zip file's content?
+  *
+  *  @return bool           Returns true if the file was loaded sucessfully
+  */)
+  reserved(function) predefined(load_file)operator(()local_variable($file)operator(,) local_variable($reset) operator(=) pre_constant(true)operator(\)) operator({)
     comment(// Check whether the file exists)
     reserved(if)operator(()operator(!)predefined(file_exists)operator(()local_variable($file)operator(\))operator(\))
-      predefined(return) reserved(false)operator(;)
+      reserved(return) pre_constant(false)operator(;)
 
     comment(// Load the files content)
     local_variable($content) operator(=) operator(@)predefined(file_get_contents)operator(()local_variable($file)operator(\))operator(;)
 
     comment(// Return false if the file cannot be opened)
     reserved(if)operator(()operator(!)local_variable($content)operator(\))
-      predefined(return) reserved(false)operator(;)
+      reserved(return) pre_constant(false)operator(;)
 
     comment(// Read the zip)
-    predefined(return) local_variable($this)operator(->)ident(load_string)operator(()local_variable($content)operator(,) local_variable($reset)operator(\))operator(;)
+    reserved(return) local_variable($this)operator(->)ident(load_string)operator(()local_variable($content)operator(,) local_variable($reset)operator(\))operator(;)
   operator(})
   
- comment(/*)comment(*)
-comment(  *  Load a zip string)
-comment(  *)
-comment(  *  This function loads the files and dirs from a string)
-comment(  *)
-comment(  *  @access                 public)
-comment(  *)
-comment(  *  @param  string $string  The string the zip is generated from)
-comment(  *  @param  bool   $reset   Reset the files and dirs before adding the zip file's content?)
-comment(  *)
-comment(  *  @return bool            Returns true if the string was loaded sucessfully)
-comment(  )comment(*/)
-  reserved(function) ident(load_string)operator(()local_variable($string)operator(,) local_variable($reset) operator(=) reserved(true)operator(\)) operator({)
+ comment(/**
+  *  Load a zip string
+  *
+  *  This function loads the files and dirs from a string
+  *
+  *  @access                 public
+  *
+  *  @param  string $string  The string the zip is generated from
+  *  @param  bool   $reset   Reset the files and dirs before adding the zip file's content?
+  *
+  *  @return bool            Returns true if the string was loaded sucessfully
+  */)
+  reserved(function) ident(load_string)operator(()local_variable($string)operator(,) local_variable($reset) operator(=) pre_constant(true)operator(\)) operator({)
     comment(// Reset the zip?)
     reserved(if)operator(()local_variable($reset)operator(\)) operator({)
       local_variable($this)operator(->)ident(dirs)  operator(=) predefined(array)operator(()operator(\))operator(;)
@@ -315,7 +315,7 @@ comment(  )comment(*/)
     local_variable($start) operator(=) predefined(strpos)operator(()local_variable($string)operator(,) string<delimiter(")char(\\x50)char(\\x4b)char(\\x05)char(\\x06)delimiter(")>operator(\))operator(;)
 
     comment(// Error)
-    reserved(if)operator(()local_variable($start) operator(===) reserved(false)operator(\))
+    reserved(if)operator(()local_variable($start) operator(===) pre_constant(false)operator(\))
       predefined(die)operator(()string<delimiter(')content(Could not find the end of central directory record)delimiter(')>operator(\))operator(;)
 
     comment(// Get the ecdr)
@@ -385,28 +385,28 @@ comment(  )comment(*/)
 
       comment(// Valid header?)
       reserved(if)operator(()local_variable($header_info)operator([)string<delimiter(')content(header)delimiter(')>operator(]) operator(!=) integer(33639248)operator(\))
-        predefined(return) reserved(false)operator(;)
+        reserved(return) pre_constant(false)operator(;)
 
       comment(// New position)
-      local_variable($pos) operator(+)operator(=) integer(46)operator(;)
+      local_variable($pos) operator(+=) integer(46)operator(;)
 
       comment(// Read out the file name)
       local_variable($header_info)operator([)string<delimiter(')content(name)delimiter(')>operator(]) operator(=) predefined(substr)operator(()local_variable($cdr)operator(,) local_variable($pos)operator(,) local_variable($header_info)operator([)string<delimiter(')content(name_length)delimiter(')>operator(])operator(\))operator(;)
 
       comment(// New position)
-      local_variable($pos) operator(+)operator(=) local_variable($header_info)operator([)string<delimiter(')content(name_length)delimiter(')>operator(])operator(;)
+      local_variable($pos) operator(+=) local_variable($header_info)operator([)string<delimiter(')content(name_length)delimiter(')>operator(])operator(;)
 
       comment(// Read out the extra stuff)
       local_variable($header_info)operator([)string<delimiter(')content(extra)delimiter(')>operator(]) operator(=) predefined(substr)operator(()local_variable($cdr)operator(,) local_variable($pos)operator(,) local_variable($header_info)operator([)string<delimiter(')content(extra_length)delimiter(')>operator(])operator(\))operator(;)
 
       comment(// New position)
-      local_variable($pos) operator(+)operator(=) local_variable($header_info)operator([)string<delimiter(')content(extra_length)delimiter(')>operator(])operator(;)
+      local_variable($pos) operator(+=) local_variable($header_info)operator([)string<delimiter(')content(extra_length)delimiter(')>operator(])operator(;)
 
       comment(// Read out the comment)
       local_variable($header_info)operator([)string<delimiter(')content(comment)delimiter(')>operator(]) operator(=) predefined(substr)operator(()local_variable($cdr)operator(,) local_variable($pos)operator(,) local_variable($header_info)operator([)string<delimiter(')content(comment_length)delimiter(')>operator(])operator(\))operator(;)
 
       comment(// New position)
-      local_variable($pos) operator(+)operator(=) local_variable($header_info)operator([)string<delimiter(')content(comment_length)delimiter(')>operator(])operator(;)
+      local_variable($pos) operator(+=) local_variable($header_info)operator([)string<delimiter(')content(comment_length)delimiter(')>operator(])operator(;)
 
       comment(// Append this file/dir to the entry list)
       local_variable($entries)operator([)operator(]) operator(=) local_variable($header_info)operator(;)
@@ -414,7 +414,7 @@ comment(  )comment(*/)
 
     comment(// Check whether all entries where read sucessfully)
     reserved(if)operator(()predefined(count)operator(()local_variable($entries)operator(\)) operator(!=) local_variable($cd_entries)operator(\))
-      predefined(return) reserved(false)operator(;)
+      reserved(return) pre_constant(false)operator(;)
 
     comment(// Handle files/dirs)
     reserved(foreach)operator(()local_variable($entries) reserved(as) local_variable($entry)operator(\)) operator({)
@@ -443,7 +443,7 @@ comment(  )comment(*/)
 
       comment(// Valid header?)
       reserved(if)operator(()local_variable($header_info)operator([)string<delimiter(')content(header)delimiter(')>operator(]) operator(!=) integer(67324752)operator(\))
-        predefined(return) reserved(false)operator(;)
+        reserved(return) pre_constant(false)operator(;)
 
       comment(// Get content start position)
       local_variable($start) operator(=) local_variable($entry)operator([)string<delimiter(')content(offset)delimiter(')>operator(]) operator(+) integer(30) operator(+) local_variable($header_info)operator([)string<delimiter(')content(name_length)delimiter(')>operator(]) operator(+) local_variable($header_info)operator([)string<delimiter(')content(extra_length)delimiter(')>operator(])operator(;)
@@ -462,7 +462,7 @@ comment(  )comment(*/)
         comment(// Gzip)
         reserved(case) integer(8)operator(:)
           reserved(if)operator(()operator(!)predefined(function_exists)operator(()string<delimiter(')content(gzinflate)delimiter(')>operator(\))operator(\))
-            predefined(return) reserved(false)operator(;)
+            reserved(return) pre_constant(false)operator(;)
 
           comment(// Uncompress data)
           local_variable($content) operator(=) predefined(gzinflate)operator(()local_variable($data)operator(\))operator(;)
@@ -471,7 +471,7 @@ comment(  )comment(*/)
         comment(// Bzip2)
         reserved(case) integer(12)operator(:)
           reserved(if)operator(()operator(!)predefined(function_exists)operator(()string<delimiter(')content(bzdecompress)delimiter(')>operator(\))operator(\))
-            predefined(return) reserved(false)operator(;)
+            reserved(return) pre_constant(false)operator(;)
 
           comment(// Decompress data)
           local_variable($content) operator(=) predefined(bzdecompress)operator(()local_variable($data)operator(\))operator(;)
@@ -479,20 +479,20 @@ comment(  )comment(*/)
 
         comment(// Compression not supported -> error)
         reserved(default)operator(:)
-          predefined(return) reserved(false)operator(;)
+          reserved(return) pre_constant(false)operator(;)
       operator(})
 
       comment(// Try to add file)
       reserved(if)operator(()operator(!)local_variable($this)operator(->)ident(add_file)operator(()local_variable($entry)operator([)string<delimiter(')content(name)delimiter(')>operator(])operator(,) local_variable($content)operator(\))operator(\))
-        predefined(return) reserved(false)operator(;)
+        reserved(return) pre_constant(false)operator(;)
     operator(})
 
-    predefined(return) reserved(true)operator(;)
+    reserved(return) pre_constant(true)operator(;)
   operator(})
 operator(})
 
 reserved(function) operator(&)ident(byref)operator(()operator(\)) operator({)
     local_variable($x) operator(=) predefined(array)operator(()operator(\))operator(;)
-    predefined(return) local_variable($x)operator(;)
+    reserved(return) local_variable($x)operator(;)
 operator(})
 inline_delimiter(?>)