Sample code for this publication is available in both Objective-C and Swift. The sample code includes all of the exercises throughout the book, in addition to the completed "Going Further" sections that are included at the end of nearly all chapters.
You can download the sample code as a ZIP file by clicking the link below to view the entire GitHub git repository where the code resides. We strive to keep the sample code up-to-date with the latest versions of Swift; however, we gladly access Pull Requests for code updates if you find issues with the code. In addition, if you find an issue with the sample code, you can contact us for more information.