3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $return = 0x080200000143EF3A; echo system("id"); ?>
based on HPreZ
Output for 4.3.0 - 5.6.21, 7.0.0 - 7.1.0
Output for hhvm-3.10.0 - 3.12.0
Failed to exec: `id' Failed to exec: `id'