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| author | Sébastien Aperghis-Tramoni <sebastien@aperghis.net> | 2006-06-29 19:46:57 +0200 |
|---|---|---|
| committer | Rafael Garcia-Suarez <rgarciasuarez@gmail.com> | 2006-06-29 15:53:43 +0000 |
| commit | 1031e5dba2bc40203b5942f84d3d2bc335470dba (patch) | |
| tree | 4584376a28ef642370e75ceb2d0c0f2b0d2848f4 /pod/perlre.pod | |
| parent | c418a2d4058f874e3e9e0ab21b18e09562439579 (diff) | |
| download | perl-1031e5dba2bc40203b5942f84d3d2bc335470dba.tar.gz | |
Small precision about \Q \E inside m//x
Message-ID: <1151596017.44a3f5f105205@imp1-g19.free.fr>
p4raw-id: //depot/perl@28450
Diffstat (limited to 'pod/perlre.pod')
| -rw-r--r-- | pod/perlre.pod | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/pod/perlre.pod b/pod/perlre.pod index 04c92d5ea2..c6dd30f1d4 100644 --- a/pod/perlre.pod +++ b/pod/perlre.pod @@ -71,12 +71,13 @@ character is also treated as a metacharacter introducing a comment, just as in ordinary Perl code. This also means that if you want real whitespace or C<#> characters in the pattern (outside a character class, where they are unaffected by C</x>), that you'll either have to -escape them or encode them using octal or hex escapes. Taken together, -these features go a long way towards making Perl's regular expressions -more readable. Note that you have to be careful not to include the -pattern delimiter in the comment--perl has no way of knowing you did -not intend to close the pattern early. See the C-comment deletion code -in L<perlop>. +escape them (using blackslashes or C<\Q \E>) or encode them using octal +or hex escapes. Taken together, these features go a long way towards +making Perl's regular expressions more readable. Note that you have to +be careful not to include the pattern delimiter in the comment--perl has +no way of knowing you did not intend to close the pattern early. See +the C-comment deletion code in L<perlop>. Also note that anything inside +a C<\Q...\E> stays unaffected by C</x>. X</x> =head2 Regular Expressions |