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author | Rafael Garcia-Suarez <rgarciasuarez@gmail.com> | 2009-06-16 08:40:50 +0200 |
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committer | Rafael Garcia-Suarez <rgarciasuarez@gmail.com> | 2009-06-17 18:08:08 +0200 |
commit | c741660aac46f1784b5ef16aeab5e4958a91df78 (patch) | |
tree | 4cfd64685f0460e59e4a46b4f44a8c5b43c7f5c1 /pod/perlrecharclass.pod | |
parent | afefe6bfcf9956c77e5f9eee351e3d13be12ea3b (diff) | |
download | perl-c741660aac46f1784b5ef16aeab5e4958a91df78.tar.gz |
Basic docs for \N
Diffstat (limited to 'pod/perlrecharclass.pod')
-rw-r--r-- | pod/perlrecharclass.pod | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/pod/perlrecharclass.pod b/pod/perlrecharclass.pod index a626dd9bb9..930c0fc4e4 100644 --- a/pod/perlrecharclass.pod +++ b/pod/perlrecharclass.pod @@ -38,7 +38,6 @@ Here are some examples: "\n" =~ /(?s:.)/ # Match (local 'single line' modifier) "ab" =~ /^.$/ # No match (dot matches one character) - =head2 Backslashed sequences Perl regular expressions contain many backslashed sequences that @@ -59,6 +58,7 @@ more detail below. \S Match a non-white space character. \h Match a horizontal white space character. \H Match a character that isn't horizontal white space. + \N Match a character that isn't newline. \v Match a vertical white space character. \V Match a character that isn't vertical white space. \pP, \p{Prop} Match a character matching a Unicode property. @@ -94,7 +94,7 @@ Any character that isn't matched by C<\w> will be matched by C<\W>. =head3 White space -C<\s> matches any single character that is consider white space. In the +C<\s> matches any single character that is considered white space. In the ASCII range, C<\s> matches the horizontal tab (C<\t>), the new line (C<\n>), the form feed (C<\f>), the carriage return (C<\r>), and the space (the vertical tab, C<\cK> is not matched by C<\s>). The exact set @@ -113,6 +113,12 @@ C<\h> will match any character that is considered horizontal white space; this includes the space and the tab characters. C<\H> will match any character that is not considered horizontal white space. +C<\N>, like the dot, will match any character that is not a newline. The +difference is that C<\N> will not be influenced by the single line C</s> +regular expression modifier. (Note that, since C<\N{}> is also used for +Unicode named characters, if C<\N> is followed by an opening brace and +by a letter, perl will assume that a Unicode character name is coming.) + C<\v> will match any character that is considered vertical white space; this includes the carriage return and line feed characters (newline). C<\V> will match any character that is not considered vertical white space. |