3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a='97fd9e662cfcd528f71227d849e2f677'; $b=preg_replace('/[^0-9a-z]+/i', '', $a); echo $b;
Output for 4.3.0 - 7.1.0
97fd9e662cfcd528f71227d849e2f677