3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $string = 'Hello'; echo $string[8];
Output for 5.5.0 - 5.6.28, 7.0.0 - 7.1.0
Notice: Uninitialized string offset: 8 in /in/9bq7t on line 3
Output for 4.3.0 - 5.4.45, hhvm-3.10.0 - 3.12.0