3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $matches=array("apple","5","7"); preg_match("/(\w+)?/", "",$matches); print_r($matches); echo "\n"; preg_match("/(\w*)/", "",$matches); print_r($matches);
based on WmHWv
Output for 4.3.0 - 7.2.0
Array ( [0] => ) Array ( [0] => [1] => )