Introduce structured concurrency and release swift 5.5!

Swift Official announcement 5.5 Official release , This version is a major version update , This includes the newly introduced concurrent language function , Include async/await、 Structured concurrency and Actors. at present TSwift 5.5 An updated version of is now available in Swift.org go online , Developers can go to download experience .

Swift 5.5 What new features have been introduced ？ Let's have a look at ：

• Asynchronous waiting
• Asynchronous sequence
• Effectful Read-only property
• Structured concurrency
• async let binding
• Continuation of asynchronous task and synchronous code interface
• Actors
• overall situation actors
• Sendable and @Sendable Closure
• if Used for suffix member expression
• Allow interchangeability CGFloat and Double type
• Enumerations with associated values can be encoded
• lazy Now applicable to the local environment
• Extend the property wrapper to functions and closure parameters
• Extending static member lookup in a common context

And how to use these new features , The official team is also there 《 What’s New in Swift 5.5》 A detailed case description is given in this paper , Interested students can go to study .

Related links ：

• https://github.com/twostraws/whats-new-in-swift-5-5
• https://www.hackingwithswift.com/articles/233/whats-new-in-swift-5-5