Guide to Convert Objective-C iOS Apps to Swift
See the original posting on DZone Python
Apple launched its new native language called "Swift" back in June 2014 for creating apps for iPhone, iPod, Apple Watch and other apple devices. Apple promised that it is a lot faster and simpler than Objective-C. In this article, we will discuss how to convert a legacy iOS app written in Objective-C language to Swift without rewriting all the code from scratch.
To understand this article, you should be familiar with both Swift and Objective-C. Here is a quick getting started to Swift article. Another guide for Swift (https://developer.apple.com/swift/) is there to help you get going.