3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $url = '/download/asd'; $arrMatch = array(); if (!preg_match('/^\/(\w+)\/.*$/', $url, $arrMatch)) { echo $arrMatch[1]; }else{ echo 'NOK'; }
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.13.2, 7.0.0 - 7.1.0
NOK