3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $rows = false; count($rows); ?>
Output for 7.2.0 - 7.3.0alpha1
Warning: count(): Parameter must be an array or an object that implements Countable in /in/F5FKp on line 3
Output for 4.3.0 - 7.1.7