Swift For Dummies

Chapter 4

Creating a Swift App

In This Chapter

Creating and organizing your project’s files

Adding Swift code for your first app

Testing your app

Chapter 1 shows you how to get started with an Xcode Swift project. As I discuss there, a great deal of your Swift Xcode development involves Xcode’s graphical user interface. A lot of the work — particularly at the beginning of a project — is graphical or involves checkboxes.

Chapter 2 shows how to write and test code — particularly small snippets of code — in a playground. This helps you learn Swift syntax, as well as test out code fragments before you add them to your project files.

In this chapter, you take it from the top (as musicians say). I give you a quick review of the steps from Chapter 1 so you can create your version of the example app, Locatapp, you’ll be using as you progress through this book. Much like peeling an onion, in this process you must peel back layer after layer. Yes, in some ways this is repetitive, but this only serves to help you become more comfortable with the steps involved in building a Swift app. This approach — a high-level quick overview followed by a demonstration of the basics, which is then followed ...