Adjust letter spacing in iOS 7

Question

In iOS 7, when navigating back using the new swipe-from-edge-of-screen gesture, the title of the Back button (\"Artists\") fades from being pink (in the example below) and h

Answer 1

For Swift 4+ the syntax is as simple as:

let text = NSAttributedString(string: "text", attributes: [.kern: 1.4])