3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $file = "holm_22.jpg"; preg_match_all('/([\d]+)/', $file, $match); return $match[0];
based on j1s5L
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0