Swift 2 Optionals

Episode #191 | 8 minutes | published on October 8, 2015 | Uses swift-2.0
Free Video
In this free episode, we take a look at a core Swift 2 feature: Optionals. Unlike Objective-C, where nil is considered a no-op, in Swift nil is specifically recognized by the compiler, which forces you to handle cases where nil might be present in a variable.
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