3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php // Source: https://bugs.php.net/bug.php?id=61011 system(pwd);
Output for 4.3.0 - 5.6.28, 7.0.0 - 7.1.0
Notice: Use of undefined constant pwd - assumed 'pwd' in /in/Vi7cS on line 4
Output for hhvm-3.10.0 - 3.12.0
Notice: Use of undefined constant pwd - assumed 'pwd' in /in/Vi7cS on line 4 Failed to exec: `pwd'