IOS反地理编码取得城市名称

 // 获取当前所在的城市名

        CLGeocoder *reverseGeocoder=[[CLGeocoder alloc]  init];

        [reverseGeocoder reverseGeocodeLocation:newLocation completionHandler:^(NSArray *array, NSError *error)

         {

             CLPlacemark *placeMark = [array lastObject];

             if (placeMark != nil)

             {

                 NSString *CityName = [placeMark.addressDictionary objectForKey:@"City"];

                 NSLog(@"城市名:%@",userCityName);

             }

         }];