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@ 2013-07-29T14:01:06Z

<?php
// Everything you enter here will be executed by our servers. Try it!

//error_reporting(E_ALL);

class AA
{
    public function x($a)
    {
        $a = $b;
    } 

}

class BB extends AA
{
    public function x($a, $b)
    {
        return parent::x($a);
    }
}

$b = new BB();
$b->x(1, 2);

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