diff options
| author | Perl 5 Porters <perl5-porters@africa.nicoh.com> | 1997-04-15 00:00:00 +1200 |
|---|---|---|
| committer | Chip Salzenberg <chip@atlantic.net> | 1997-04-15 00:00:00 +1200 |
| commit | 137443ea0a858c43f5a720730cac6209a7d41948 (patch) | |
| tree | ea114bc1f5281a6ec91ebc67e34ed7f30571daee /pod/perlop.pod | |
| parent | 683d4eee6f3b749aec29cc849f45404c6acda85e (diff) | |
| download | perl-137443ea0a858c43f5a720730cac6209a7d41948.tar.gz | |
[inseparable changes from patch from perl-5.003_97d to perl-5.003_97e]perl-5.003_97e
CORE LANGUAGE CHANGES
Subject: New operator: sysseek()
From: Chip Salzenberg <chip@perl.com>
Files: doio.c ext/Opcode/Makefile.PL ext/Opcode/Opcode.pm global.sym keywords.pl opcode.pl pod/perldelta.pod pod/perlfunc.pod pp_sys.c t/op/sysio.t toke.c
Subject: Allow recursive substitution again
From: Chip Salzenberg <chip@perl.com>
Files: pod/perldelta.pod pod/perldiag.pod pp_hot.c
CORE PORTABILITY
Subject: Use size_t for socket size parameters of GNU libc
From: Chip Salzenberg <chip@perl.com>
Files: doio.c pp_sys.c
Subject: Win32 update (four patches)
From: Gurusamy Sarathy <gsar@engin.umich.edu>
Files: MANIFEST README.win32 dosish.h ext/SDBM_File/Makefile.PL ext/SDBM_File/sdbm/Makefile.PL ext/SDBM_File/sdbm/sdbm.c ext/SDBM_File/sdbm/sdbm.h lib/ExtUtils/MM_Unix.pm perl.c utils/perlbug.PL utils/perldoc.PL win32/Makefile win32/TEST win32/config.H win32/config.w32 win32/config_h.PL win32/config_sh.PL win32/perllib.c win32/runperl.c win32/win32.c win32/win32io.c win32/win32sck.c
DOCUMENTATION
Subject: Add CGI to perldelta.pod and improve its description in MANIFEST
From: Chip Salzenberg <chip@perl.com>
Files: MANIFEST pod/perldelta.pod
Subject: Describe probs with majordomo 1.94.1
From: Chip Salzenberg <chip@perl.com>
Files: pod/perldelta.pod
Subject: Fix description of /\G/g
From: Chip Salzenberg <chip@perl.com>
Files: pod/perlop.pod
Subject: Mention '...' operator in precedence table
Date: Sun, 13 Apr 1997 11:24:16 -0600
From: Tom Christiansen <tchrist@perl.com>
Files: pod/perlop.pod
private-msgid: 199704131724.LAA23120@jhereg.perl.com
OTHER CORE CHANGES
Subject: New API function: perl_eval_pv()
Date: Mon, 14 Apr 1997 17:13:41 -0400
From: Doug MacEachern <dougm@opengroup.org>
Files: perl.c pod/perlcall.pod pod/perldelta.pod pod/perlembed.pod pod/perlguts.pod proto.h
private-msgid: 199704142113.RAA06823@postman.osf.org
Subject: Fix C< s//whatever/ >, which reuses old pattern
From: Chip Salzenberg <chip@perl.com>
Files: pp_hot.c regexec.c
Diffstat (limited to 'pod/perlop.pod')
| -rw-r--r-- | pod/perlop.pod | 13 |
1 files changed, 5 insertions, 8 deletions
diff --git a/pod/perlop.pod b/pod/perlop.pod index 3bd4f21511..3734477ecf 100644 --- a/pod/perlop.pod +++ b/pod/perlop.pod @@ -27,7 +27,7 @@ operate on scalar values only, not array values. left | ^ left && left || - nonassoc .. + nonassoc .. ... right ?: right = += -= *= etc. left , => @@ -722,7 +722,7 @@ beginning. Examples: print "$sentences\n"; # using m//g with \G - $_ = "ppooqppq"; + $_ = "ppooqppqq"; while ($i++ < 2) { print "1: '"; print $1 while /(o)/g; print "', pos=", pos, "\n"; @@ -735,14 +735,11 @@ beginning. Examples: The last example should print: 1: 'oo', pos=4 - 2: 'q', pos=4 + 2: 'q', pos=5 3: 'pp', pos=7 1: '', pos=7 - 2: 'q', pos=7 - 3: '', pos=7 - -Note how C<m//g> matches change the value reported by C<pos()>, but the -non-global match doesn't. + 2: 'q', pos=8 + 3: '', pos=8 A useful idiom for C<lex>-like scanners is C</\G.../g>. You can combine several regexps like this to process a string part-by-part, |