Swift 5.4 Released!

[NewsBot]

A new Swift blog post/announcement has been posted!

Swift 5.4 is now officially released! This release contains a variety of language and tooling improvements.

You can try out some of the new features in this playground put together by Paul Hudson.

An updated version of The Swift Programming Language for Swift 5.4 is now available on Swift.org. It is also available for free on the https://swift.org/blog/swift-5-4-released/