3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = new stdClass(); var_dump(empty($a));
based on dY2Mq
Output for 5.0.0 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.1.0
bool(false)
Output for hhvm-3.10.0

Process exited with code 153.
Output for 4.3.0 - 4.4.9
bool(true)