text has numbers

Matching french integer numbers : group digits by 3 with a space between groups

PLP redirection

match some emails and extract their local part and domain

Movin4Life.org

test

Given a string, the regex would match if it is a valid IPv4 address.

See http://www.php.net/manual/en/reflectionparameter.tostring.php

A regex to find all nowrap text occurrences and name all the groups involved in preparation for a replacement pass

Will parse a DateTime and group the results. Probably pretty limited but it works for me.

Get everything inside single/double quotes and ignoring escaped ones