UINavigationController And UITabBarController Programmatically (Swift 4)SwiftUITabBarControllers & UINavigationControllers are the main controllers for iOS Development.They are a great way to navigate between a set of your ViewControllers. The iOS Clock app is a perfect example of using UITabBarController as the main way to control the app. There are tons of tutorials online on how to create UITabBarControllers and UINavigationControllers using interface builder, but
