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iOS 17 Programming for Beginners

iOS 17 Programming for Beginners

By : Ian Lockett, Ahmad Sahar
4.6 (21)
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iOS 17 Programming for Beginners

iOS 17 Programming for Beginners

4.6 (21)
By: Ian Lockett, Ahmad Sahar

Overview of this book

In a world with nearly 2 million apps on the App Store, the demand for skilled iOS developers has never been higher. "iOS 17 Programming for Beginners, Eighth Edition" is your gateway to this lucrative and dynamic field. This hands-on guide is tailored for those who are new to iOS and takes you on a journey from learning the Swift language to crafting your own app and seeing it thrive on the App Store. Our approach is hands-on and practical. Each chapter is designed to be a stepping stone in your development journey, providing step-by-step tutorials, real-life examples, and clear explanations of complex concepts. As you progress, you'll not only be skilled in Swift but also incorporate cutting-edge technologies into your apps. You'll learn how to publish your creations and harness the power of iOS 17 through a straightforward and easy to program example app divided into manageable parts. By the time you've completed this book, you'll possess the skills and knowledge to not only develop and publish captivating apps but also leverage online resources to continually enhance your app development prowess.
Table of Contents (34 chapters)
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1
Part 1: Swift
11
Part 2: Design
16
Part 3: Code
26
Part 4: Features
32
Other Books You May Enjoy
33
Index

Adding a visionOS target to your project

At present, you can run your JRNL app in Simulator running iOS or iPadOS. You can even run it in Simulator running visionOS, but this will not take advantage of all the features that visionOS has to offer. For the best experience, you’ll need to add a visionOS target to your project.

You may find that when you try to build your app, build errors will appear. This is because some iOS and iPadOS APIs are not available on visionOS. Two common areas to watch out for are APIs that have been deprecated (such as APIs prior to iOS 14) and APIs that don’t work well in visionOS. Examples of the latter are UIDeviceOrientation and UIScreen. To resolve this, it is best you use the latest available APIs or use APIs that are known to work well with visionOS.

Let’s add a visionOS target to your app and modify it to make it run on visionOS. Follow these steps:

  1. Open the completed Xcode project in the Chapter22...

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