X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=pod%2Fperlrecharclass.pod;h=930c0fc4e42fb3b0fcfba2f93e8df74157f6254a;hb=c741660aac46f1784b5ef16aeab5e4958a91df78;hp=a626dd9bb9b229b3fe636c390719aad221606cc4;hpb=ea8b8ad24d31f92547d2469708185eb6d4cf1a13;p=p5sagit%2Fp5-mst-13.2.git diff --git a/pod/perlrecharclass.pod b/pod/perlrecharclass.pod index a626dd9..930c0fc 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 +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.