3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php system("ls -l");
based on XPY1O
Output for 4.3.0, 5.4.45 - 5.6.28, 7.0.0 - 7.1.0
Output for hhvm-3.10.0 - 3.12.0
Failed to exec: `ls -l'
Output for 4.3.1 - 5.4.44
sh: 1: ls: not found