3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $var = array( 88 => 'testing'); print_r($var[0]);
Output for 5.3.0 - 7.1.0
Notice: Undefined offset: 0 in /in/DIfp7 on line 5
Output for 4.3.0 - 5.2.17
Notice: Undefined offset: 0 in /in/DIfp7 on line 5