3. Installing Xcode 12 and the iOS 14 SDK
iOS apps are developed using the iOS SDK in conjunction with Apple’s Xcode development environment. Xcode is an integrated development environment (IDE) within which you will code, compile, test and debug your iOS applications.
All of the examples in this book are based on Xcode version 12.2 and make use of features unavailable in earlier Xcode versions. In this chapter we will cover the steps involved in installing both Xcode 12.2 and the iOS 14 SDK on macOS.
3.1 Identifying Your macOS Version
When developing with SwiftUI, the Xcode 12.2 environment requires a system running macOS Big Sur (version 11.0) or later. If you are unsure of the version of macOS on your Mac, you can find this information by ...
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