This项目目前的样子这是我使用的代码funcstyleNavBar(){letnavigationBarAppearace=UINavigationBar.appearance()navigationBarAppearace.tintColor=UIColor(red:1.0,green:1.0,blue:1.0,alpha:1.0)navigationBarAppearace.titleTextAttributes=[NSForegroundColorAttributeName:UIColor(red:1.00,green:1.00,blue:1.00,alpha:1.0)]nav