public function AddressGetPersonalCardsById($card_id)
 {
     // $card_id : IDType or this array
     $this->CheckAndSetHeader(__FUNCTION__);
     $reg_args["card_id"] = $this->getRegularArgs($card_id, __FUNCTION__);
     $this->encodeString($reg_args);
     $results = parent::AddressGetPersonalCardsById($reg_args);
     $this->methodClose();
     if (is_array($results->card)) {
         // if card_id is single returns single stdClass, multiple ids returns array of stdClass
         $ret_val = array();
         foreach ($results->card as $card) {
             $ret_val[] = new CbgrnCardType($card);
         }
         return $this->decodeString($ret_val);
     } else {
         return $this->decodeString(new CbgrnCardType($results->card));
     }
 }