3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $a; echo count($a);
Output for 7.2.0
Notice: Undefined variable: a in /in/scLua on line 5 Warning: count(): Parameter must be an array or an object that implements Countable in /in/scLua on line 5 0
Output for 5.5.0 - 7.1.10
Notice: Undefined variable: a in /in/scLua on line 5 0