Online PHP editor | refs for jCe61

@ 2014-01-21T14:47:28Z

<?php
error_reporting(0);

class A {
    public function doSth(A $a) {
        echo 'asd';
    }
}

class B extends A {
    public function doSth(B $a) {
        echo 'qwe';
    }
}

$a = new A();
$b = new B();

$b->doSth($b);