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<?php class xiter extends ArrayIterator { public function as_array() { var_dump(__METHOD__); return iterator_to_array($this); } } class fiter extends FilterIterator { public function accept() { return $this->getInnerIterator()->current() % 2 == 0; } } $iter = new xiter(array(1, 2, 3, 4)); $fiter = new fiter($iter); foreach ($iter as $i) var_dump($i); foreach ($fiter as $i) var_dump($i); var_dump($iter->as_array()); var_dump($fiter->as_array()); var_dump($fiter->as_array2());

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