Introduction
This is part of a series of articles describing the creation of a simple iOS app. A complete list of the articles is included in the first part A Simple Swift iOS App from Start to Finish - Introduction.I have set up a web site for the finished app at http://DaysWithoutThings.com and you can download it free directly from the app store:
In this article I am going to create the wrapper class for my Thing entity and implement the code for a calculated property called currentDayCount.
