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Mastering Swift 5

You're reading from   Mastering Swift 5 Deep dive into the latest edition of the Swift programming language

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Product type Paperback
Published in Apr 2019
Publisher Packt
ISBN-13 9781789139860
Length 370 pages
Edition 5th Edition
Languages
Tools
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Author (1):
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Jon Hoffman Jon Hoffman
Author Profile Icon Jon Hoffman
Jon Hoffman
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Table of Contents (20) Chapters Close

Preface 1. Taking the First Steps with Swift FREE CHAPTER 2. Learning about Variables, Constants, Strings, and Operators 3. Optional Types 4. Using Swift Collections 5. Control Flow 6. Functions 7. Classes, Structures, and Protocols 8. Using Protocols and Protocol Extensions 9. Protocol Oriented Design 10. Generics 11. Availability and Error Handling 12. Custom Subscripting 13. Working with Closures 14. Concurrency and Parallelism in Swift 15. Custom Types 16. Memory Management 17. Swift Formatting and Style Guider 18. Adopting Design Patterns in Swift 19. Other Books You May Enjoy

Properties

Properties associate values with a class or a structure. There are two types of properties:

  • Stored properties: These will store variable or constant values as part of an instance of a class or structure. Stored properties can also have property observers that can monitor the property for changes and respond with custom actions when the value of the property changes.
  • Computed properties: These do not store a value themselves but instead retrieve and possibly set other properties. The value returned by a computed property can also be calculated when it is requested.

Stored properties


A stored property is a variable or constant that is stored as part of an instance of a class or structure. These are defined with...

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