3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $d = new stdClass; var_dump($d->derp); $d->derp = null; var_dump($d->derp);
Output for 5.2.6 - 7.1.0
Notice: Undefined property: stdClass::$derp in /in/qaE4S on line 4 NULL NULL
Output for 5.0.0 - 5.2.5
Notice: Undefined property: stdClass::$derp in /in/qaE4S on line 4 NULL NULL
Output for 4.3.0 - 4.4.9
Notice: Undefined property: derp in /in/qaE4S on line 4 NULL NULL