3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $ary = array('id'=>1, 'username'=>'user1'); unset($ary['id']); print_r($ary);
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Array ( [username] => user1 )