3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $date = array('2013' => 0); end($date); echo key($date).'<br/>'; $newDate = new DateTime(key($date)); echo $newDate->format('Y');
based on SLoZu
Output for 5.3.18 - 5.4.45, 5.6.28, 7.0.20 - 7.2.0
2013<br/>2015
Output for 5.5.24 - 5.6.21, 7.0.0 - 7.0.6
2013<br/>2016