如何让地图跨越整个屏幕 MapKit Swift 4

How to make map span entire screen MapKit Swift 4

是否有适当的方法去除图像顶部的白色 space,并让地图从标签栏向上跨越屏幕?我的视图控制器非常简单,如下所示。如有任何帮助,我们将不胜感激!

class MapVC: UIViewController {

    let mapView = MKMapView()
    var window: UIWindow?

    override func viewDidLoad() {
        super.viewDidLoad()
        mapView.frame = CGRect(x: 0, y: 0, width: view.frame.width, height: view.frame.height)
        self.view?.addSubview(mapView)
    }
}

尝试将此添加到 viewDidLoad:

self.navigationController?.isNavigationBarHidden = true