What is a UINavigationController?
What is a UINavigationController? A UINavigationController is a view controller subclass that makes navigation between multiple view controllers easier. The navigation bar has a type of UINavigationBar and is automatically configured and setup when we use a navigation controller. How many Uiviewcontrollers can a single UINavigationController hold? The navigation stack isn't limited any more to 4 view controllers. How do I present UIViewController? To present ViewController which works with XIB file you can use the following example:// Register Nib.let newViewController = NewViewController(nibName: "NewViewController", bundle: nil)// Present View "Modally"self. present(newViewController, animated: true, completion: nil) What is the name of the view...