3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $row=array('title1'=>"1",'title2'=>"2",'title3'=>"3"); echo $row['title']; ?>
Output for 5.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Notice: Undefined index: title in /in/0CNeo on line 3
Output for 4.3.0 - 5.2.17
Notice: Undefined index: title in /in/0CNeo on line 3