Learn about option sets, a new feature of Swift 2 that makes working with bitmasks incredibly easy.
This is a companion discussion topic for the original entry at https://www.raywenderlich.com/3609-what-s-new-in-swift-2/lessons/4
This is a companion discussion topic for the original entry at https://www.raywenderlich.com/3609-what-s-new-in-swift-2/lessons/4