Online PHP editor | refs for Vvt5d

@ 2012-06-08T07:43:24Z

<?php

class A {
    public function __toString()
    {
        return null;
    }
}

$array = array();
$a = new A;
$array[(string) $a] = $a;
$array[(string) $a] = $a;

var_dump($array);