WWDC2021 - What's new in Swift

WWDC2021 - What's new in Swift

Diversity

社区多样性
Diversity in Swift
Swift Mentorship Program
Forums
Community Showcase

Update on Swift packages

package直接内置到Xcode13里

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• Meet the Swift Algorithms and Collections packages

Update on Swift on Server

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Developer experience improvement

1.Swift DocC

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• Build interactive tutorials using DocC
• Elevate your DocC documentation in Xcode
• Host and automate your DocC documentation
• Meet DocC documentation in Xcode

2.Build Improvement

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3. Memory Management

   
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• ARC in Swift: Basics and beyond

Ergonomic improvements

SwiftUI

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Enum

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Property wrappers

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Async/await

• Meet async/await in Swift

Structured concurrency

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• Swift concurrency: Behind the scenes

Actor

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• Protect mutable state with Swift actors