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iOS 16 Programming for Beginners

You're reading from   iOS 16 Programming for Beginners Kickstart your iOS app development journey with a hands-on guide to Swift 5.7 and Xcode 14

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Product type Paperback
Published in Nov 2022
Publisher Packt
ISBN-13 9781803237046
Length 686 pages
Edition 7th Edition
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Authors (2):
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Ahmad Sahar Ahmad Sahar
Author Profile Icon Ahmad Sahar
Ahmad Sahar
Craig Clayton Craig Clayton
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Craig Clayton
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Table of Contents (34) Chapters Close

Preface 1. Part I: Swift
2. Getting Familiar with Xcode FREE CHAPTER 3. Simple Values and Types 4. Conditionals and Optionals 5. Range Operators and Loops 6. Collection Types 7. Functions and Closures 8. Classes, Structures, and Enumerations 9. Protocols, Extensions, and Error Handling 10. Swift Concurrency 11. Part II: Design
12. Setting Up the User Interface 13. Building Your User Interface 14. Finishing Up Your User Interface 15. Modifying and Configuring Cells 16. Part III: Code
17. Getting Started with MVC and Collection Views 18. Getting Data into Collection Views 19. Getting Started with Table Views 20. Getting Started with MapKit 21. Getting Started with JSON Files 22. Displaying Data in a Static Table View 23. Getting Started with Custom UIControls 24. Getting Started with Cameras and Photo Libraries 25. Understanding Core Data 26. Part IV: Features
27. Getting Started with Mac Catalyst 28. Getting Started with SwiftUI 29. Getting Started with Lock Screen Widgets 30. Getting Started with WeatherKit 31. Testing and Submitting Your App to the App Store 32. Other Books You May Enjoy
33. Index

Storing a user-selected location

At present, the LocationDataManager class loads data from Locations.plist and stores location information in an array of strings. You will create a new structure, LocationItem, and configure the LocationDataManager class to store locations in an array of LocationItem instances. After that, you’ll modify the LocationViewController class so that it can store a LocationItem instance containing the user-selected location. You can then pass this instance to the RestaurantListViewController instance in your app. Follow these steps:

  1. Right-click on the Model folder inside the Location folder and select New File.
  2. iOS should already be selected. Choose Swift File and then click Next.
  3. Name this file LocationItem. Click Create. The LocationItem file appears in the Project navigator.
  4. Click the LocationItem file and add the following after the import statement to declare and define the LocationItem structure:
    struct LocationItem...
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