3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $s = '<iframe ><embed width=222>fdgwidth=700dfg</embed>sfsdfsdf</iframe>'; $matches = array(); var_dump( preg_match('~<[^>]+width=["\']?(\d+)["\']?~', $s, $matshes) ); var_dump($matshes);
based on fcDqQ
Output for 4.3.0 - 7.1.0
int(1) array(2) { [0]=> string(16) "<embed width=222" [1]=> string(3) "222" }