public function AddressModifyCardsInMyAddressGroup($arg)
 {
     // $arg : CbgrnMyAddressGroupType class or this array
     $this->CheckAndSetHeader(__FUNCTION__);
     $reg_args["my_address_group"] = $this->getRegularArgs($arg, __FUNCTION__, "CbgrnMyAddressGroupType");
     $this->encodeString($reg_args);
     $results = parent::AddressModifyCardsInMyAddressGroup($reg_args);
     $this->methodClose();
     if (is_array($results->my_address_group)) {
         $ret_val = array();
         foreach ($results->my_address_group as $my_address_group) {
             $ret_val[] = new CbgrnMyAddressGroupType($my_address_group);
         }
         return $this->decodeString($ret_val);
     } else {
         return $this->decodeString(new CbgrnMyAddressGroupType($results->my_address_group));
     }
 }