|null|string $search * @param int $format * @param int $chunk_size * @param int $list * * @return void */ public function __construct($search, $format = APC_ITER_ALL, $chunk_size = 100, $list = APC_LIST_ACTIVE) { } /** * @return void */ public function rewind() { } /** * @return void */ public function next() { } /** * @return bool */ public function valid() { } /** * @return string */ public function key() { } /** * @return mixed */ public function current() { } /** * @return int */ public function getTotalHits() { } /** * @return int */ public function getTotalSize() { } /** * @return int */ public function getTotalCount() { } }