Dirty Secrets of the Perl Regex Engine - http://perl.plover.com/yak/dirty/
Slides from a talk the author presented at TPC and YAPC. Covers the /o flag and re 'eval'. |
How Regexes Work - http://perl.plover.com/Regex/
An article about how to use regular expressions in Perl by M-J Dominus. |
MakeRegex - http://www.hakank.org/makeregex/
The Perl-module by Hakan Kjellerstrand composes a regex-expression from a list of words. |
Perl FAQ : Regular Expressions - http://perldoc.perl.org/perlfaq6.html
Pattern matching and regular expressions. |
Perl Regex - http://www.anaesthetist.com/mnm/perl/regex.htm
An introduction covering basic concepts. |