Online PHP editor | refs for OpP23

@ 2015-10-24T02:01:25Z

<?php

interface Shiter {
    public function foo(Shiter $shit);
}

class Bbk implements Shiter
{
    public function foo(Shiter $shit): Shiter {
        return new self();
    }
}

$bbk = new Bbk();

$result = $bbk->foo(new Bbk());

var_dump($result);