#191 - Swift 2 Optionals

#191 - Swift 2 Optionals

NSScreencast (free videos)

08/10/2015 10:00AM

Episode Synopsis "#191 - Swift 2 Optionals"

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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