3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $a = 'yolo'; var_dump($a[6]);
Output for 5.6.0 - 5.6.30, hhvm-3.15.4, 7.0.0 - 7.2.6
Notice: Uninitialized string offset: 6 in /in/IrMG9 on line 5 string(0) ""