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Async.CancellationToken Property (F#)

Den Delimarsky|Last Updated: 8/18/2017
1 Contributor

Creates an asynchronous computation that returns the cancellation token governing the execution of the computation.

Namespace/Module Path: Microsoft.FSharp.Control

Assembly: FSharp.Core (in FSharp.Core.dll)


// Signature:
static member CancellationToken :  Async<CancellationToken>

// Usage:

Return Value

Returns an asynchronous computation capable of retrieving the System.Threading.CancellationToken from a computation expression.


In an asynchronous computation such as the following, a cancellation token can be used to initiate other asynchronous operations that will cancel cooperatively with this workflow.

async { let! token = Async.CancellationToken ...}


Windows 8, Windows 7, Windows Server 2012, Windows Server 2008 R2

Version Information

F# Core Library Versions

Supported in: 2.0, 4.0, Portable

See Also

Control.Async Class (F#)

Microsoft.FSharp.Control Namespace (F#)

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