3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $foo = 'bar'; if (!$foo !== null) { echo 'hit'; } else { echo 'no hit'; }
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
hit