3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $num1 = "5"; $num2 = "6"; function multi() { global $num1,$num2; unset($num2); } multi(); echo $num2;
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
6