3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $x; switch (true) { case NULL: echo 'buyaka'; break; case 0: echo 'buyaka'; break; }
Output for 5.1.0 - 7.1.0
Output for 5.0.4 - 5.0.5
Notice: Undefined variable: x in /in/l9cpM on line 3
Output for 4.3.0 - 5.0.3
Notice: Undefined variable: x in /in/l9cpM on line 3