3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $x += $y += 2;
Output for 5.0.4 - 7.2.0
Notice: Undefined variable: y in /in/5kkMt on line 3 Notice: Undefined variable: x in /in/5kkMt on line 3
Output for 4.3.0 - 5.0.3
Notice: Undefined variable: y in /in/5kkMt on line 3 Notice: Undefined variable: x in /in/5kkMt on line 3