When developing an app, you might come across a need to pass some data from one view controller to the next view controller.
To demonstrate this functionality, we will create a very simple contacts application. The main view will use a UITableView to show first and last names of each individual in the custom contacts list. When tapping a name, the app will segue to a second view to show the contacts phone number and other details.
There are many ways we can solve this problem, such as using notifications or delegates to pass information around, but in this example we will pass some information from one view controller to the next view controller so that the “next” view controller knows what information to store.[Read more…]