3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $foo = 1; (unset) $bar = $foo; var_dump($foo, $bar);
Output for 7.2.0
Deprecated: The (unset) cast is deprecated in /in/Ziuui on line 4 int(1) int(1)
Output for 5.3.21 - 7.1.10
int(1) int(1)