php get all in object as array

1class Foo
2{
3    private $foo;
4    protected $bar;
5    public $baz;
6
7    public function __construct()
8    {
9        $this->foo = 1;
10        $this->bar = 2;
11        $this->baz = new StdClass;
12    }
13}
14
15var_dump( (array) new Foo );
16

1$object = new StdClass;
2$object->foo = 1;
3$object->bar = 2;
4
5var_dump( (array) $object );
6