3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = array('a' => 1, 'b' => array()); $b = array('c' => 2, 'c' => array()); $c = array(1,2,3); array_keys(array_diff_assoc($a,$c));
based on 6i6E2
Output for 4.3.0 - 7.1.0