3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php system('/usr/local/bin/ls');
based on nPb0g
Output for 4.3.0, 5.4.40 - 5.6.28, 7.0.0 - 7.1.0
Output for hhvm-3.10.0 - 3.12.0
Failed to exec: `/usr/local/bin/ls'
Output for 5.4.39
Warning: system(): Unable to fork [/usr/local/bin/ls] in /in/2hTFa on line 2
Output for 4.3.1 - 5.4.38
sh: 1: /usr/local/bin/ls: not found