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<?php class MyIterator extends ArrayIterator {} $a = new ArrayObject(); $a->setIteratorClass('MyIterator'); var_dump($a->getIteratorClass()); var_dump($a->serialize()); var_dump(unserialize(serialize($a))->getIteratorClass());
Output for rfc.property-hooks, git.master, git.master_jit
string(10) "MyIterator" string(21) "x:i:0;a:0:{};m:a:0:{}" string(10) "MyIterator"

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