3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $kod = 0; $_Stworz = 1; $yolo = array( $_Stworz => $kod ); echo $yolo[0];
Output for 5.3.0 - 7.2.0
Notice: Undefined offset: 0 in /in/tkWXg on line 7
Output for 4.3.0 - 5.2.17
Notice: Undefined offset: 0 in /in/tkWXg on line 7