Developer Documentation: Swift

Swift includes modern features like type inference, optionals, and closures, which make the syntax concise yet expressive. Swift ensures your code is fast and efficient, while its memory safety and native error handling make the language safe by design. Writing Swift code is interactive and fun in Swift Playgrounds, playgrounds in Xcode, and REPL.Swift Standard LibraryThe Swift Programming Language: ConcurrencyUpdating an App to Use Swift ConcurrencyAsyncSequence...

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