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Parameter defaults and Optional Function Parameters in Swift 3.0

There are more changes in Swift 3.0 to Optional Function parameters, so I thought I should revisit this blog post. Functions no longer include the name of the first parameter in the function name, and the first parameter is no different

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Posted in Swift

Parameter defaults and Optional Function Parameters in Swift 2.0

This post has been updated for Swift 3.0 here. This post has been updated for Swift 3.0 here. There are some changes in Swift 2.0 to Optional Function parameters, so I thought I should revisit this blog post. For info just on

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Posted in Swift

Parameter defaults and Optional function parameters in Swift

This post has been updated for Swift 3.0 here. This post has been updated for Swift 3.0 here. Swift has an interesting multi-pronged approach to dealing with default and optional function parameters, based in part on its relationship with Objective C and

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Posted in Swift

Optional parameters in methods in Objective C

Methods in Objective C are actually called messages but they’re often referred to as methods, a more commonly used terminology. Optional parameters are treated in an interesting way in Objective C. Basically there are no optional parameters! In fact the

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Posted in Objective C