PHP Decode

--TEST--
SPL: ArrayObject::getFlags() - ensure flags are passed on to nested array objects and iterators.
--FILE--
<?php
$ao = new ArrayObject(array(), ArrayObject::STD_PROP_LIST|ArrayObject::ARRAY_AS_PROPS);
var_dump($ao->getFlags());

$ao2 = new ArrayObject($ao);
var_dump($ao2->getFlags());
var_dump($ao2->getIterator()->getFlags());

$ai = new ArrayIterator($ao);
var_dump($ai->getFlags());

$ao2 = new ArrayObject($ao, 0);
var_dump($ao2->getFlags());

?>
--EXPECT--
int(3)
int(3)
int(3)
int(3)
int(0)