Concurrency
Dive deep into Swift’s latest concurrency changes, covering async-await, actors, and more.
Detached Tasks in Swift explained with code examples
Detached tasks allow you to create a new top-level task and disconnect from the current structured concurrency context. You could ...
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Task Groups in Swift explained with code examples
Task Groups in Swift allow you to combine multiple parallel tasks and wait for the result to return when all ...
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Sendable and @Sendable closures explained with code examples
Sendable and @Sendable are part of the concurrency changes that arrived in Swift 5.5 and address a challenging problem of ...
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AsyncSequence explained with Code Examples
AsyncSequence is part of the concurrency framework and the SE-298 proposal. Its name implies it's a type providing asynchronous, sequential, ...
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AsyncThrowingStream and AsyncStream explained with code examples
AsyncThrowingStream and AsyncStream are part of the concurrency framework introduced in Swift 5.5 due to SE-314. Async streams allow you ...
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Tasks in Swift explained with code examples
Tasks in Swift are part of the concurrency framework introduced at WWDC 2021. A task allows us to create a ...
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Async await in Swift explained with code examples
Async await is part of the new structured concurrency changes that arrived in Swift 5.5 during WWDC 2021. Concurrency in ...
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Nonisolated and isolated keywords: Understanding Actor isolation
SE-313 introduced the nonisolated and isolated keywords as part of adding actor isolation control. Actors are a new way of ...
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Async let explained: call async functions in parallel
Async let is part of Swift's concurrency framework and allows instantiating a constant asynchronously. The concurrency framework introduced the concept ...
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MainActor usage in Swift explained to dispatch to the main thread
MainActor is a new attribute introduced in Swift 5.5 as a global actor providing an executor which performs its tasks ...
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Actors in Swift: how to use and prevent data races
Swift Actors are new in Swift 5.5 and are part of the big concurrency changes at WWDC 2021. Before actors, ...
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