3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $stamp = function_exists('mcrypt_encrypt'); echo $stamp;
based on 1PkKv
Output for 5.3.18 - 5.3.29, 5.5.35, 5.6.21 - 5.6.28, 7.0.6 - 7.2.0
Output for 5.4.8 - 5.5.34, 5.6.8 - 5.6.20, 7.0.0 - 7.0.5
1