通过 GPS 信息获取当前所在城市名的代码

- (void)startedReverseGeoderWithLatitude:(double)latitude longitude:(double)longitude{
        CLLocationCoordinate2D coordinate2D;
        coordinate2D.longitude = longitude;
        coordinate2D.latitude = latitude;
        MKReverseGeocoder *geoCoder = [[MKReverseGeocoder alloc] initWithCoordinate:coordinate2D];
        geoCoder.delegate = self;
        [geoCoder start];
    }#pragma mark -
    - (void)reverseGeocoder:(MKReverseGeocoder *)geocoder didFindPlacemark:(MKPlacemark *)placemark
    {
    //NSString *subthroung=placemark.subThoroughfare;
    NSString *local=placemark.locality;
    //NSLog(@"城市名:%@-%@-%@",placemark.locality,local,subthroung);
        if (local) {
            [cityLabel setText:local];
        }
    }
    - (void)reverseGeocoder:(MKReverseGeocoder *)geocoder didFailWithError:(NSError *)error
    {
    }