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Higher-order functions on dictionaries

Higher-order functions on dictionaries: Learning Higher-Order Functions with Swift
Higher-order functions on dictionaries: Learning Higher-Order Functions with Swift

Learn how dictionaries also implement higher order functions, but the closure parameter and return types might vary as compared to arrays. Usually the parameter of the closures is a tuple instead of a single item. The tuple will usually contain the key and value of the given dictionary item being passed in at the time.

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Skill Level Advanced
1h 6m
Duration
2,814
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Skills covered in this course
Developer Mobile Apps Swift iOS

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