3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php define('FACTOR', 1); $arr = array(); $arr[$i * FACTOR] = 1;
Output for 5.0.4 - 5.6.21, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Notice: Undefined variable: i in /in/GKeve on line 6
Output for 4.3.0 - 5.0.3
Notice: Undefined variable: i in /in/GKeve on line 6