Search icon CANCEL
Subscription
0
Cart icon
Your Cart (0 item)
Close icon
You have no products in your basket yet
Arrow left icon
Explore Products
Best Sellers
New Releases
Books
Videos
Audiobooks
Learning Hub
Free Learning
Arrow right icon
Arrow up icon
GO TO TOP
Swift Cookbook

You're reading from   Swift Cookbook Over 60 proven recipes for developing better iOS applications with Swift 5.3

Arrow left icon
Product type Paperback
Published in Feb 2021
Publisher Packt
ISBN-13 9781839211195
Length 500 pages
Edition 2nd Edition
Languages
Tools
Arrow right icon
Authors (3):
Arrow left icon
Chris Barker Chris Barker
Author Profile Icon Chris Barker
Chris Barker
Keith D. Moon Keith D. Moon
Author Profile Icon Keith D. Moon
Keith D. Moon
Keith Moon Keith Moon
Author Profile Icon Keith Moon
Keith Moon
Arrow right icon
View More author details
Toc

Table of Contents (14) Chapters Close

Preface 1. Swift Building Blocks 2. Mastering the Building Blocks FREE CHAPTER 3. Data Wrangling with Swift Control Flow 4. Generics, Operators, and Nested Types 5. Beyond the Standard Library 6. Building iOS Apps with Swift 7. Swift Playgrounds 8. Server-Side Swift 9. Performance and Responsiveness in Swift 10. SwiftUI and Combine Framework 11. Using CoreML and Vision in Swift 12. About Packt 13. Other Books You May Enjoy

Handling all cases with switch

switch statements allow you to control the flow of execution by testing one specific value in multiple ways. In Objective-C and other languages, switch statements can only be used on values that can be represented by an integer, and are most commonly used to make decisions based on enumeration cases.

As we have seen, enumerations have become a lot more powerful in Swift, as they can be based on more than just integers, and so too can switch statements.

switch statements in Swift can be used on any type and have advanced pattern-matching functionality.

In this recipe, we will explore both simple and advanced usage of switch control flow statements to control logic.

Getting ready

If you are old enough to remember the early days of the home computer, you may also remember text-based adventures. These were simple games that usually described a scene and then let you move around by typing a command to move north, south, east, or west. You would find and pick...

lock icon The rest of the chapter is locked
Register for a free Packt account to unlock a world of extra content!
A free Packt account unlocks extra newsletters, articles, discounted offers, and much more. Start advancing your knowledge today.
Unlock this book and the full library FREE for 7 days
Get unlimited access to 7000+ expert-authored eBooks and videos courses covering every tech area you can think of
Renews at $19.99/month. Cancel anytime
Banner background image