3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $привет[] = $notExistentVariable; var_dump($привет);
based on Dt3dk
Output for 5.0.4 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Notice: Undefined variable: notExistentVariable in /in/Q6ilR on line 2 array(1) { [0]=> NULL }
Output for 4.3.0 - 5.0.3
Notice: Undefined variable: notExistentVariable in /in/Q6ilR on line 2 array(1) { [0]=> NULL }