ios swift5 获取状态栏(电池栏)和导航栏高度

• 状态栏

class XYHelper: NSObject {  
    static var statusBarHeight = UIApplication.shared.statusBarFrame.size.height

• 导航栏

class FDReleaseVC: UIViewController, HXPhotoViewDelegate {
    
    var navigationBarHeight:CGFloat! {
        navigationController?.navigationBar.frame.size.height
    }
    

参考博客：
iOS开发之获取状态栏和导航栏尺寸（宽度和高度）