Regular expressions checker with groups/submatches support
It works like this:
» perl recheck.pl
S: foo bar baz
P: (.)
> f <
[f]
S: foo barbaz
P: (.+)
> foo barbaz <
[foo barbaz]
S: foo barbaz
P: (.{2})+
> foo barbaz <
[az]
Copyright (C) 2010 trapd00r
This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License, version 2, as published by the Free Software Foundation.