3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function foo(callable $bar = false) {}
Output for 5.4.0 - 5.4.20
Fatal error: Default value for parameters with callable type hint can only be NULL in /in/CAVkt on line 3
Process exited with code 255.
Output for 5.3.0 - 5.3.27
Fatal error: Default value for parameters with a class type hint can only be NULL in /in/CAVkt on line 3
Process exited with code 255.