3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php exec(); ?>
Output for 5.0.0 - 7.2.0
Warning: exec() expects at least 1 parameter, 0 given in /in/2h15n on line 2
Output for 4.3.0 - 4.4.9
Warning: Wrong parameter count for exec() in /in/2h15n on line 2