This just touches the surface of Swift's changes. For more, see the Swift migration guide and the updated The Swift Programming Language manual. Want to play with Swift 5?

Apple's Swift has far-reaching effects on all platforms, not just iOS, OS X, watchOS and tvOS. Learn why Swift matters, how to use the programming language and how it differs from Objective-C.

Though I do want to learn Swift to build some of the random ideas I have, and I could definitely vibe-code my way through it, I actually want to learn the language.

Swift 6 programming language focuses on concurrency, Linux and Windows In addition to language enhancements, the programming language brings improvements for connecting platforms beyond Apple's ...

Can I use Swift on Windows? You can use Swift on Windows, but the lack of a UI layer that makes the language feel like a second-class citizen. If you want basic systems programming, you write a C# ...

Swift Playgrounds for iPad If you’re brand new to programming and you have an iPad, you should start exploring code with Apple’s Swift Playgrounds iPad app.

Apple’s new programming language for iOS, Swift, is helpful and useful and redundant and ugly and wrongheaded and a great development and a waste. If you’re wondering how those descriptors ...

Swift already provides powerful tools to solve many of the problems were runtime programming would be used in Objective-C, but they require a different approach.