3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $a = array('A' => 'A'); echo $a['a'];
based on kg66R
Output for 5.3.0 - 7.1.10
Notice: Undefined index: a in /in/ehkhi on line 5
Output for 4.3.0 - 5.2.17
Notice: Undefined index: a in /in/ehkhi on line 5