iOS 11 by Tutorials

 This book is for intermediate or advanced iOS developers who already know the basics of iOS and Swift development but want to learn about the new APIs, frameworks, and changes in Xcode 9 and iOS 11.

•  If you are a complete beginner to iOS development, we recommend you read through The iOS Apprentice, Fifth Edition first. Otherwise this book may be a bit too advanced for you.
• If you are a beginner to Swift, we recommend you read through either The iOS Apprentice, Fifth Edition (if you are a complete beginner to programming), or The Swift Apprentice, Second Edition (if you already have some programming experience) first.