Online PHP editor | refs for 0gLhn

<?php $re = '~(?:(?:(?:\+|00)32\h?(?:$0$\h?)?|0)(?:4(?:60|[789]\d)/?(?:\h?\d{2}\.?){2}\h?\d{2}|(?:\d/?\h?\d{3}|\d{2}[/-]?\h?\d{2})(?:\.?\h?\d{2}){2}))(?!\S)~'; $str = 'OK 01/07 - 31/07 OK 0487207339 OK +32487207339 OK 01.07.2016 OK +32 (0)16 89 44 77 OK 016894477 OK 003216894477 OK +3216894477 OK 016/89.44.77 OK +32 16894477 OK 0032 16894477 OK +32 16/894477 NOK +32 16-894477 (this should match) OK 0479/878810 NOK 20150211-0001731015-1 (this shouldn\'t match)'; preg_match_all($re, $str, $matches); print_r($matches[0]);