3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $a; if ($a) { echo 111; } else { echo 000; }
based on ocZAv
Output for 5.6.0 - 5.6.30, 7.0.0 - 7.3.0rc3
Notice: Undefined variable: a in /in/lEAcL on line 5 0
Output for hhvm-3.12.14 - 3.17.3
Notice: Undefined variable: a in /in/lEAcL on line 3 Notice: Undefined variable: a in /in/lEAcL on line 5 0