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author | Larry Wall <larry@netlabs.com> | 1994-03-18 00:00:00 +0000 |
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committer | Larry Wall <larry@netlabs.com> | 1994-03-18 00:00:00 +0000 |
commit | 8990e3071044a96302560bbdb5706f3e74cf1bef (patch) | |
tree | 6cf4a58108544204591f25bd2d4f1801d49334b4 /Changes | |
parent | ed6116ce9b9d13712ea252ee248b0400653db7f9 (diff) | |
download | perl-8990e3071044a96302560bbdb5706f3e74cf1bef.tar.gz |
perl 5.0 alpha 6
[editor's note: cleaned up from the September '94 InfoMagic CD, just
like the last commit]
Diffstat (limited to 'Changes')
-rw-r--r-- | Changes | 33 |
1 files changed, 32 insertions, 1 deletions
@@ -60,6 +60,32 @@ New things New functions include: abs(), chr(), uc(), ucfirst(), lc(), lcfirst() + require with a bare word now does an immediate require at compile time. + So "require POSIX" is equivalent to "BEGIN { require 'POSIX.pm' }". + + require with a number checks to see that the version of Perl that is + currently running is at least that number. + + Dynamic loading of external modules is now supported. + + There is a new quote form qw//, which is equivalent to split(' ', q//). + + Assignment of a reference to a glob value now just replaces the + single element of the glob corresponding to the reference type: + *foo = \$bar, *foo = \&bletch; + + Filehandle methods are now supported: + output_autoflush STDOUT 1; + + There is now an "English" module that provides human readable translations + for cryptic variable names. + + Autoload stubs can now call the replacement subroutine with goto &realsub. + + Subroutines can be defined lazily in any package by declaring an AUTOLOAD + routine, which will be called if a non-existent subroutine is called in + that package. + Incompatibilities ----------------- @ now always interpolates an array in double-quotish strings. Some programs @@ -99,4 +125,9 @@ Incompatibilities Symbols starting with _ are no longer forced into package main, except for $_ itself (and @_, etc.). - Double-quoted strings may no longer end with an unescaped $. + Double-quoted strings may no longer end with an unescaped $ or @. + + Negative array subscripts now count from the end of the array. + + The comma operator in a scalar context is now guaranteed to give a + scalar context to its arguments. |