3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $test = array(); if ($test['test']) echo '';
Output for 5.3.0 - 7.1.0
Notice: Undefined index: test in /in/Rg9iY on line 5
Output for 4.3.0 - 5.2.17
Notice: Undefined index: test in /in/Rg9iY on line 5