3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $data = "Code: 2345 7543 126 DATA"; var_export(preg_match('/([\d]*)/', $data, $matches)); var_dump($matches);
Output for 4.3.0 - 7.1.0
1array(2) { [0]=> string(0) "" [1]=> string(0) "" }