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Swift Cookbook - Second Edition

You're reading from Swift Cookbook - Second Edition

Product type Book

Published in Feb 2021

Publisher Packt

ISBN-13 9781839211195

Pages 500 pages

Edition 2nd Edition

Languages

Concepts

iOS Development

Authors (2):

Keith Moon

Chris Barker

View More author details

Table of Contents (14) Chapters

Preface

1. Swift Building Blocks

2. Mastering the Building Blocks

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

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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...

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Authors (2)

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 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.

Read more

See other products by Chris Barker

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