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Latest update on Swift blog

 

The latest post on the Swift developers blog concerns Value and Reference Types

Types in Swift fall into one of two categories: first, “value types”, where each instance keeps a unique copy of its data, usually defined as a struct, enum, or tuple. The second, “reference types”, where instances share a single copy of the data, and the type is usually defined as a class. In this post we explore the merits of value and reference types, and how to choose between them.

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