3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $array = array(); $abc = "123"; $def = &$abc; $array[] = $abc; var_dump(in_array($def, $array));
Output for 4.3.0 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.1.0
bool(true)
Output for hhvm-3.10.0

Process exited with code 153.