3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $host = parse_url('http://www.waxoyl.be/test.html'); preg_match('/(.*?)((\.co)?[a-z]{2,4})$/i', $host['host'], $m); $ext = isset($m[2]) ? $m[2]: ''; var_dump($ext);
Output for 4.3.0 - 7.2.0
string(2) "be"