3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $array = array ('3' => 'a', '1b' => 'b', 'c', 'd');echo ($array[1]);
Output for 5.3.0 - 7.1.0
Notice: Undefined offset: 1 in /in/u51jm on line 2
Output for 4.3.0 - 5.2.17
Notice: Undefined offset: 1 in /in/u51jm on line 2