3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php exec(ls);
Output for 4.3.0, 5.4.45 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Notice: Use of undefined constant ls - assumed 'ls' in /in/88KIj on line 2
Output for 4.3.1 - 5.4.44
Notice: Use of undefined constant ls - assumed 'ls' in /in/88KIj on line 2 sh: 1: ls: not found