3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $return = 0x080200000143EF3A; echo system("/bin/ls"); ?>
based on kfVi2
Output for 4.3.0, 5.4.42 - 7.2.0
Output for 4.3.1 - 5.4.41
sh: 1: /bin/ls: not found