ArrayStorage.php
public function getArray($key = null) {
        if (!is_null($key)) {
            return $this->getDeepValue($key);
        } else {
            return $this->_data;
        }
    }
public function getArray($key = null) {
        if (!is_null($key)) {
            return $this->getDeepValue($key);
        } else {
            return $this->_data;
        }
    }
public function getArray ( $ key = null ) { if ( ! is_null ( $ key ) ) { return $ this -> getDeepValue ( $ key ) ; } else { return $ this -> _data ; } }
Return Array with all data

@param string $key
@return mixed
Return Array with all data