3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $arr = [ 'id' => 1, 'field' => 2, ]; var_dump(array_diff($arr,['id']));
Output for 5.6.0 - 5.6.30, hhvm-3.15.4, 7.0.0 - 7.2.0
array(2) { ["id"]=> int(1) ["field"]=> int(2) }