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authorKarl Williamson <khw@khw-desktop.(none)>2010-05-05 12:06:18 -0600
committerJesse Vincent <jesse@bestpractical.com>2010-05-08 16:37:54 -0400
commit950b09ed5d0f81ca868105f681327fdd1fdc6a87 (patch)
treec92b71570150c76908b11eed0e2739fc9af6fde1 /pod
parentc72e675e8b42d658ffa4770f8d9c87ab4870aceb (diff)
downloadperl-950b09ed5d0f81ca868105f681327fdd1fdc6a87.tar.gz
Fix to display ok in 80 columns
Diffstat (limited to 'pod')
-rw-r--r--pod/perlop.pod49
1 files changed, 25 insertions, 24 deletions
diff --git a/pod/perlop.pod b/pod/perlop.pod
index fc78326732..de687d3c96 100644
--- a/pod/perlop.pod
+++ b/pod/perlop.pod
@@ -602,7 +602,7 @@ Examples:
As a scalar operator:
if (101 .. 200) { print; } # print 2nd hundred lines, short for
- # if ($. == 101 .. $. == 200) { print; }
+ # if ($. == 101 .. $. == 200) { print; }
next LINE if (1 .. /^$/); # skip header lines, short for
# next LINE if ($. == 1 .. /^$/);
@@ -677,7 +677,8 @@ return an alpha:
To get lower-case greek letters, use this instead:
- my @greek_small = map { chr } ( ord("\N{alpha}") .. ord("\N{omega}") );
+ my @greek_small = map { chr } ( ord("\N{alpha}") ..
+ ord("\N{omega}") );
Because each operand is evaluated in integer form, C<2.18 .. 3.14> will
return two elements in list context.
@@ -1237,8 +1238,8 @@ is in effect.
Options are as described in C<qr//>; in addition, the following match
process modifiers are available:
- g Match globally, i.e., find all occurrences.
- c Do not reset search position on a failed match when /g is in effect.
+ g Match globally, i.e., find all occurrences.
+ c Do not reset search position on a failed match when /g is in effect.
If "/" is the delimiter then the initial C<m> is optional. With the C<m>
you can use any pair of non-whitespace characters
@@ -1385,18 +1386,18 @@ doing different actions depending on which regexp matched. Each
regexp tries to match where the previous one leaves off.
$_ = <<'EOL';
- $url = URI::URL->new( "http://example.com/" ); die if $url eq "xXx";
+ $url = URI::URL->new( "http://example.com/" ); die if $url eq "xXx";
EOL
LOOP:
{
- print(" digits"), redo LOOP if /\G\d+\b[,.;]?\s*/gc;
- print(" lowercase"), redo LOOP if /\G[a-z]+\b[,.;]?\s*/gc;
- print(" UPPERCASE"), redo LOOP if /\G[A-Z]+\b[,.;]?\s*/gc;
- print(" Capitalized"), redo LOOP if /\G[A-Z][a-z]+\b[,.;]?\s*/gc;
- print(" MiXeD"), redo LOOP if /\G[A-Za-z]+\b[,.;]?\s*/gc;
- print(" alphanumeric"), redo LOOP if /\G[A-Za-z0-9]+\b[,.;]?\s*/gc;
- print(" line-noise"), redo LOOP if /\G[^A-Za-z0-9]+/gc;
- print ". That's all!\n";
+ print(" digits"), redo LOOP if /\G\d+\b[,.;]?\s*/gc;
+ print(" lowercase"), redo LOOP if /\G[a-z]+\b[,.;]?\s*/gc;
+ print(" UPPERCASE"), redo LOOP if /\G[A-Z]+\b[,.;]?\s*/gc;
+ print(" Capitalized"), redo LOOP if /\G[A-Z][a-z]+\b[,.;]?\s*/gc;
+ print(" MiXeD"), redo LOOP if /\G[A-Za-z]+\b[,.;]?\s*/gc;
+ print(" alphanumeric"), redo LOOP if /\G[A-Za-z0-9]+\b[,.;]?\s*/gc;
+ print(" line-noise"), redo LOOP if /\G[^A-Za-z0-9]+/gc;
+ print ". That's all!\n";
}
Here is the output (split into several lines):
@@ -2606,17 +2607,17 @@ external C libraries.
Here is a short, but incomplete summary:
- Math::Fraction big, unlimited fractions like 9973 / 12967
- Math::String treat string sequences like numbers
- Math::FixedPrecision calculate with a fixed precision
- Math::Currency for currency calculations
- Bit::Vector manipulate bit vectors fast (uses C)
- Math::BigIntFast Bit::Vector wrapper for big numbers
- Math::Pari provides access to the Pari C library
- Math::BigInteger uses an external C library
- Math::Cephes uses external Cephes C library (no big numbers)
- Math::Cephes::Fraction fractions via the Cephes library
- Math::GMP another one using an external C library
+ Math::Fraction big, unlimited fractions like 9973 / 12967
+ Math::String treat string sequences like numbers
+ Math::FixedPrecision calculate with a fixed precision
+ Math::Currency for currency calculations
+ Bit::Vector manipulate bit vectors fast (uses C)
+ Math::BigIntFast Bit::Vector wrapper for big numbers
+ Math::Pari provides access to the Pari C library
+ Math::BigInteger uses an external C library
+ Math::Cephes uses external Cephes C library (no big numbers)
+ Math::Cephes::Fraction fractions via the Cephes library
+ Math::GMP another one using an external C library
Choose wisely.