3v4l.org

run code in 300+ PHP versions simultaneously
<?php preg_match( '/^ndg_keywords.partial\(\'[a-zA-Z_\ ]+\'\)/', 'ndg_keywords.partial(\'a_Imelda Staunton \')', $matches); echo $matches[1]; // 1234 ?>

preferences:
41.41 ms | 402 KiB | 5 Q