3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $arr = array(); $arr[12]++; echo $arr[12];
based on TLhGC
Output for 5.3.0 - 7.2.0
Notice: Undefined offset: 12 in /in/NnWHa on line 5 1
Output for 4.3.0 - 5.2.17
Notice: Undefined offset: 12 in /in/NnWHa on line 5 1