3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $ha = array(); cats(null); function cats($x = array('asdf')) { print_r($x); // $y = array_merge(array('one'), $x); //print_r($y); } print_r('done');
Output for 4.3.0 - 7.2.0
done