public async Task <IActionResult> MapAreas(int CityId, string CityName) { var areaList = await areaService.GetAreaByCityId(CityId).ConfigureAwait(true); foreach (var item in areaList) { item.InitialCityId = CityId; item.InitialCityName = CityName; } SetViewBags(CityId, CityName); return(View(areaList)); }