3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php class Foo { public function bar(string $arg) { return $arg; } } $foo = new Foo(); try { var_dump($foo->bar(0)); } catch (Error $e) { echo '!!!' . $e->getMessage() . '!!!'; }
based on JUeYD
Output for 7.0.0 - 7.2.0
string(1) "0"
Output for 5.3.19 - 5.6.28
Catchable fatal error: Argument 1 passed to Foo::bar() must be an instance of string, integer given, called in /in/frNHE on line 13 and defined in /in/frNHE on line 5
Process exited with code 255.