Programming
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You're reading from  iOS 17 Programming for Beginners - Eighth Edition

Product typeBook
Published inOct 2023
Reading LevelBeginner
PublisherPackt
ISBN-139781837630561
Edition8th Edition
Languages
Swift
Tools
MacOS
Concepts
Application Development
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Author (1)
Ahmad Sahar
Ahmad Sahar
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Ahmad Sahar

Ahmad Sahar is a trainer, presenter, and consultant at Tomafuwi Productions, specializing in conducting training courses for macOS and iOS, macOS Support Essentials certification courses, and iOS Development courses. He is a member of the DevCon iOS and MyCocoaHeads online communities in Malaysia and has conducted presentations and talks for both groups. In his spare time, he likes building and programming LEGO Mindstorms robots.
Read more about Ahmad Sahar

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Loading and saving JSON data

Now that you have modified the JournalEntry class to conform to the Codable protocol, you are ready to implement loading data from and saving data to JSON files.

There are many ways to load and save app data. In Chapter 23, Getting Started with SwiftData, you’ll learn how to use SwiftData to load and save app data.

To make it easier for you to work with JSON files, Apple provides JSONDecoder and JSONEncoder classes.

A JSONDecoder instance decodes instances of a data type from JSON objects, and you will use it when loading files from your device storage.

To learn more about JSONDecoder, see https://developer.apple.com/documentation/foundation/jsondecoder.

A JSONEncoder instance encodes instances of a data type to JSON objects, and you will use it when saving files to your device storage.

To learn more about JSONEncoder, see https://developer.apple.com/documentation/foundation/jsonencoder.

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iOS 17 Programming for Beginners - Eighth Edition
Published in: Oct 2023Publisher: PacktISBN-13: 9781837630561
© 2023 Packt Publishing Limited All Rights Reserved

Author (1)

author image
Ahmad Sahar

Ahmad Sahar is a trainer, presenter, and consultant at Tomafuwi Productions, specializing in conducting training courses for macOS and iOS, macOS Support Essentials certification courses, and iOS Development courses. He is a member of the DevCon iOS and MyCocoaHeads online communities in Malaysia and has conducted presentations and talks for both groups. In his spare time, he likes building and programming LEGO Mindstorms robots.
Read more about Ahmad Sahar

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