Explore Products

Best Sellers

New Releases

Books

Videos

Audiobooks

Free Learning

Swift Cookbook

You're reading from Swift Cookbook Over 60 proven recipes for developing better iOS applications with Swift 5.3

Product type Paperback

Published in Feb 2021

Publisher Packt

ISBN-13 9781839211195

Length 500 pages

Edition 2nd Edition

Languages

Swift

Tools

iOS

Concepts

iOS Development

Authors (3):

Chris Barker

Keith D. Moon

Keith Moon

View More author details

Table of Contents (14) Chapters

Preface

1. Swift Building Blocks

2. Mastering the Building Blocks FREE CHAPTER

3. Data Wrangling with Swift Control Flow

4. Generics, Operators, and Nested Types

5. Beyond the Standard Library

6. Building iOS Apps with Swift

7. Swift Playgrounds

8. Server-Side Swift

9. Performance and Responsiveness in Swift

10. SwiftUI and Combine Framework

11. Using CoreML and Vision in Swift

12. About Packt

Why subscribe?

13. Other Books You May Enjoy

Importing code into playgrounds

As we have seen throughout this chapter, and this book, playgrounds are a great canvas for exploring APIs, frameworks, and custom code. However, if you want to explore uses for your own code, it appears that you need to include all the code needed in the playground, and that can make it long and unwieldy.

It doesn't need to be that way. In this recipe, we will see how you can embed Swift code in your playground and make use of it from your playground code.

Getting ready

For this recipe, we will use the playground from the previous recipe, called EmbeddedResources.playground, which can be retrieved from this book's GitHub repository at https://github.com/PacktPublishing/Swift-Cookbook-Second-Edition/tree/master/Chapter07/02_Import_Resources_into_Playgrounds.

How to do it...

We will take the BarChart custom view and related code and move it to a separate file embedded within the playground, leaving us free to use the playground to experiment with...

The rest of the chapter is locked

Register for a free Packt account to unlock a world of extra content!

A free Packt account unlocks extra newsletters, articles, discounted offers, and much more. Start advancing your knowledge today.

Unlock this book and the full library FREE for 7 days

Get unlimited access to 7000+ expert-authored eBooks and videos courses covering every tech area you can think of

Start free trial

Renews at $19.99/month. Cancel anytime

Authors (3)

D. Moon

D. Moon

Keith D. Moon is an award-winning mobile application developer who has worked with some of the largest music artists and brands to create engaging and personal mobile experiences. Keith has worked with international brands, including the BBC, Expedia, O2, and Sony Music, using the latest technologies and development practices to create mobile apps that provide value for both the user and brand.

See other products by D. Moon

Keith Moon

Keith Moon

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.

See other products by Keith Moon

Chris Barker

Chris Barker

Chris Barker is an iOS developer and tech lead for fashion retailer N Brown (JD Williams, SimplyBe, Jacamo), where he heads up the iOS team. Chris started his career developing .NET applications for online retailer dabs (now BT Shop) before he made his move into mobile app development with digital agency Openshadow (now MyStudioFactory Paris). There, he worked on mobile apps for clients such as Louis Vuitton, L'Oréal Paris, and the Paris Metro. Chris often attends and speaks at local iOS developer meetups and conferences such as NSManchester, Malaga Mobile, and CodeMobile.

See other products by Chris Barker

Other recommended products

Related to this chapter

Hands-On Full-Stack Development with Swift

Hands-On Full-Stack Development with Swift

Swift, with server-side coding, has become the future of native app development not only on iOS but for watchOS and tvOS. This book will show you how to create a native shopping list app along with a Full-Stack backend using Vapor. Vapor will serve as an API server for the mobile app and also as a web server to serve dynamic web pages to the browser.

Mar 2018 11h 52m

Hands-On Full-Stack Development with Swift

Hands-On Full-Stack Development with Swift

Swift, with server-side coding, has become the future of native app development not only on iOS but for watchOS and tvOS. This book will show you how to create a native shopping list app along with a Full-Stack backend using Vapor. Vapor will serve as an API server for the mobile app and also as a web server to serve dynamic web pages to the browser.

Mar 2018 11h 52m

SwiftUI is a powerful interface toolkit that lets you design and build iOS, iPadOS and macOS apps using declarative syntax. This beginner's guide explores all the fundamentals components of the framework and presents them to you in an easy-to-follow manner to get you started with building apps using SwiftUI and Swift programming.

Apr 2020 10h 32m

SwiftUI is a powerful interface toolkit that lets you design and build iOS, iPadOS and macOS apps using declarative syntax. This beginner's guide explores all the fundamentals components of the framework and presents them to you in an easy-to-follow manner to get you started with building apps using SwiftUI and Swift programming.

Apr 2020 10h 32m

SwiftUI is a powerful interface toolkit that lets you design and build iOS, iPadOS and macOS apps using declarative syntax. This beginner's guide explores all the fundamentals components of the framework and presents them to you in an easy-to-follow manner to get you started with building apps using SwiftUI and Swift programming.

Apr 2020 10h 32m

SwiftUI is a powerful interface toolkit that lets you design and build iOS, iPadOS and macOS apps using declarative syntax. This beginner's guide explores all the fundamentals components of the framework and presents them to you in an easy-to-follow manner to get you started with building apps using SwiftUI and Swift programming.

Apr 2020 10h 32m

SwiftUI is a powerful interface toolkit that lets you design and build iOS, iPadOS and macOS apps using declarative syntax. This beginner's guide explores all the fundamentals components of the framework and presents them to you in an easy-to-follow manner to get you started with building apps using SwiftUI and Swift programming.

Apr 2020 10h 32m

Hands-On Server-Side Web Development with Swift

Hands-On Server-Side Web Development with Swift

This book is about building professional web applications and web services using Swift and leveraging two popular Swift web frameworks: Vapor 3.0 and Kitura 2.5. By the end of the book, you would be able to successfully create your own web application by leveraging the powerful ecosystem of Swift.

Nov 2018 13h 28m

Beginning Swift

Beginning Swift

Take your first foray into programming for Apple devices with Swift.Swift is fundamentally different from Objective-C, as it is a protocol-oriented language. While you can still write normal object-oriented code in Swift, it requires a new way of thinking to take advantage of its powerful features and a solid understanding of the basics to become productive.

May 2018 6h 44m

iOS Programming Cookbook

iOS Programming Cookbook

Do you want to understand all the facets of iOS programming and build complex iOS apps? Then you have come to the right place. This problem-solution guide will help you to eliminate expensive learning curves and focus on specific issues to make you proficient at tasks and the speed-up time involved. It will take you on a complete guided tour of all the new app development APIs that are shipped with iOS 10.

Mar 2017 17h 20m

iOS Programming Cookbook

iOS Programming Cookbook

Do you want to understand all the facets of iOS programming and build complex iOS apps? Then you have come to the right place. This problem-solution guide will help you to eliminate expensive learning curves and focus on specific issues to make you proficient at tasks and the speed-up time involved. It will take you on a complete guided tour of all the new app development APIs that are shipped with iOS 10.

Mar 2017 17h 20m

Test-Driven iOS Development with Swift 4

Test-Driven iOS Development with Swift 4

Test-driven development (TDD) is a proven way to find software bugs early. Writing tests before you code improves the structure and maintainability of your apps. Using TDD, in combination with Swift 4's improved syntax, means there is no longer any excuse for writing bad code. This book will help you understand the process of TDD and apply it to your apps written in Swift.

Oct 2017 7h 24m