Book Image

iOS 15 Programming for Beginners - Sixth Edition

By : Ahmad Sahar, Craig Clayton
5 (1)
Book Image

iOS 15 Programming for Beginners - Sixth Edition

5 (1)
By: Ahmad Sahar, Craig Clayton

Overview of this book

With almost 2 million apps on the App Store, iOS mobile apps continue to be incredibly popular. Anyone can reach millions of customers around the world by publishing their apps on the App Store. iOS 15 Programming for Beginners is a comprehensive introduction for those who are new to iOS. It covers the entire process of learning the Swift language, writing your own app, and publishing it on the App Store. Complete with hands-on tutorials, projects, and self-assessment questions, this easy-to-follow guide will help you get well-versed with the Swift language to build your apps and introduce exciting new technologies that you can incorporate into your apps. You'll learn how to publish iOS apps and work with Mac Catalyst, SharePlay, SwiftUI, Swift concurrency, and much more. By the end of this iOS development book, you'll have the knowledge and skills to write and publish interesting apps, and more importantly, to use the online resources available to enhance your app development journey.
Table of Contents (32 chapters)
1
Part 1: Swift
10
Part 2: Design
15
Part 3: Code
25
Part 4: Features

Creating a structure to represent a cuisine

To create a model object that can represent a cuisine in your app, you will add a new file to your project, ExploreItem, and declare an ExploreItem structure that has properties for a cuisine's name and image. Follow these steps:

  1. Right-click on the Model folder and select New File.
  2. iOS should already be selected. Choose Swift File, then click Next.
  3. Name the file ExploreItem and then click Create. It will appear in the Project navigator and its contents will appear in the Editor area. The only line in this file is an import statement.

    Important Information

    The import statement allows you to import other code libraries into your project, giving you the ability to use classes, properties, and methods from them. Foundation is one of Apple's core frameworks, and you can learn more about it here: https://developer.apple.com/documentation/foundation.

  4. Add the following code to the file to declare a structure named ExploreItem...