Online PHP editor | refs for F43Z4

<?php class Foo {} class Goo extends Foo {} interface Factory { static function create(Foo $foo); } class FooFactory implements Factory { static function create(Foo $foo) { return $foo; } } class GooFactory implements Factory { static function create(Goo $goo) { return $goo; } } var_dump(FooFactory::create(new Foo())); var_dump(GooFactory::create(new Goo()));