3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php preg_match_all('/^(\d{1,2}([a-z]+))(?=\s*)\S+ 2006/', '21st March 2006', $matches ); var_dump( $matches );
Output for 4.3.0 - 7.2.0
array(3) { [0]=> array(0) { } [1]=> array(0) { } [2]=> array(0) { } }