3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $a = null; $b = null; $c = ($a && $b) !== null; var_dump($c);
Output for 5.6.0 - 5.6.30, hhvm-3.15.4, 7.0.0 - 7.2.0
bool(true)