Online PHP editor | output for t7PiL

<?php class Thing {} interface Foo { public function bar($baz) : Thing; } interface Bar extends Foo { public function bar($baz) : Thing; } final class Baz implements Bar { public function bar($baz) : Thing { return new Thing; } } var_dump((new ReflectionClass(Foo::class))->getMethod('bar')->getDeclaringClass()->getName()); var_dump((new ReflectionClass(Bar::class))->getMethod('bar')->getDeclaringClass()->getName()); var_dump((new ReflectionClass(Baz::class))->getMethod('bar')->getDeclaringClass()->getName());