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Move into iOS development by getting a firm grasp of its fundamentals, including the Xcode 12 IDE, Cocoa Touch, and the latest version of Appleâ s acclaimed programming language, Swift 5.3. With this thoroughly updated guide, youâ ll learn the Swift language, understand Appleâ s Xcode development tools, and discover the Cocoa framework.

Become familiar with built-in Swift types
Dive deep into Swift objects, protocols, and generics
Tour the life cycle of an Xcode project
Learn how nibs are loaded
Understand Cocoaâ s event-driven design
Communicate with C and Objective-C

In this edition, catch up on the latest iOS programming features:

Multiple trailing closures
Code editor document tabs
New Simulator features
Resources in Swift packages
Logging and testing improvements
And more!

Once you master the fundamentals, youâ ll be ready to tackle the details of iOS app development with author Matt Neuburgâ s companion guide, Programming iOS 14.