3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $foo = (bool) array_shift(null); var_dump($foo); $bar = (array) null; var_dump((bool) $bar[0]->something);
Output for 5.3.0 - 5.4.21
Fatal error: Only variables can be passed by reference in /in/a5P6V on line 3
Process exited with code 255.