Keith Moon - Swift 4 Programming Cookbook

Keith Moon

BIRMINGHAM - MUMBAI

Copyright 2017 Packt Publishing

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First published: September 2017

Production reference: 1260917

ISBN 978-1-78646-089-9

www.packtpub.com

Keith Moon is an award-winning iOS developer, author, and speaker based in London. He has worked with some of the biggest companies in the world to create engaging and personal mobile experiences. Keith has been developing in Swift since its release, working on projects both fully Swift, and mixed Swift and Objective-C. Keith has been invited to speak about Swift development in conferences from Moscow to Minsk and London.

Giordano Scalzo is a developer with 20 years of programming experience, since the days of the ZXSpectrum.

He has worked in C++, Java, .NET, Ruby, Python, and in a ton of other languages that he has forgotten the names of.

After years of backend development, over the past five years, Giordano has developed extensively for iOS, releasing more than 20 apps--apps that he wrote for clients, enterprise applications, or on his own.

Currently he is a contractor in London, where through his company Effective Code Ltd, http://effectivecode.co.uk, he delivers code for iOS aiming at quality and reliability.

In his spare time, when he is not crafting retro game clones for iOS, he writes his thoughts on http://giordanoscalzo.com.

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Since Apple announced the Swift programming language at WWDC 2014, it has gone on to become one of the fastest growing programming languages. Swift is modern, open source, and easy to use, and therefore Swift's usefulness can extend beyond Apple's ecosystem, giving it the potential to be used across all platforms and for any scenario.

Swift 4 represents the latest version of this exciting new programming language, giving you the tools to build performant and responsive apps, with safe and clean code.

This book will guide you through Swift's features, building up your knowledge and toolset layer by layer, so you can use Swift to build the next great app or service.

You will be given useful, easy-to-follow recipes for using Swift to accomplish real-world tasks. Each recipe only uses concepts previously covered in the book, so you will never feel lost.

Learn what makes Swift one of the fastest growing and most exciting programming languages available today.

,Swift Building Blocks , introduces you to the basic building blocks of Swift 4, its syntax, and the functionalities of basic Swift constructs. Also, this chapter will introduce you to Apples Xcode 9 IDE and Swift Playgrounds, which provide an ideal way to create, execute, debug, and understand the recipes contained in this book, thus setting you up to initiate the development process. In this chapter, learn to write your first Swift program and understand the various basic elements of the Swift language.