3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $value = new DateTime; if (is_object($value) && $value instanceof DateTime ) { echo x; }
based on u6oHS
Output for 7.2.0
Warning: Use of undefined constant x - assumed 'x' (this will throw an Error in a future version of PHP) in /in/eZhmi on line 7 x
Output for 5.3.17 - 7.1.10
Notice: Use of undefined constant x - assumed 'x' in /in/eZhmi on line 7 x