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run code in 150+ php & hhvm versions
Bugs & Features
<?php function callStuff(callable $function) { $function(); } class C { function foo() { echo 'fooooooooooo'; } public function __invoke() { echo 'invoke w00t w00t'; } } $c = new C; callStuff(array($c, 'foo'));
Output for 5.4.0 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.1.0
fooooooooooo
Output for hhvm-3.10.0

Process exited with code 153.
Output for 5.3.6 - 5.3.29
Catchable fatal error: Argument 1 passed to callStuff() must be an instance of callable, array given, called in /in/ndHSL on line 23 and defined in /in/ndHSL on line 3
Process exited with code 255.