3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $array = array(1, 1, 1, 1, 1, 8 => 1, 4 => 1, 19, 3 => 13); echo $array->length ?>
Output for 5.0.0 - 7.1.0
Notice: Trying to get property of non-object in /in/K5rQC on line 3
Output for 4.3.0 - 4.4.9