In your projects so far, you’ve laid out the interfaces of your view controllers in separate XIB files and then instantiated the view controllers programmatically. In this chapter, you will use a storyboard instead. Storyboards are a feature of iOS that allows you to instantiate and lay out all of your view controllers in one XIB-like file. Additionally, you can wire up view controllers in the storyboard to dictate how they get presented to the user.
The purpose of a storyboard is to minimize some of the simple code a programmer has to write to create and set up view controllers and the interactions between them. To see this simplification – and its drawbacks – let’s create an application that uses a storyboard.