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As you develop iOS apps you will use more and more features of the UIViewController. You will want code to run before the view shows to the user, after it shows and after it disappears. It’s important to understand the UIViewController lifecycle, and the following stages of it: viewDidLoad() viewWillAppear(_ animated: Bool) viewDidAppear(_ animated: Bool) […]

In the last tutorial we looked at navigating view controllers in swift, in this one we are going to look at how to pass data when navigating to another view controller. To begin with create a new XCode single view application project, and layout the storyboard as follows: Create a navigation controller, linked to the […]

In this tutorial we will look at navigation in Swift, using segue’s and the navigation controller to navigate between different view controllers. To start off with we have created a new blank single view application and changed the Main.storyboard as follows: Add two new view controllers to the right of the default view controller Add […]