Async.CancellationToken Property (F#)

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:
Async.CancellationToken

An asynchronous computation capable of retrieving the 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 7, Windows Vista SP2, Windows XP SP3, Windows XP x64 SP2, Windows Server 2008 R2, Windows Server 2008 SP2, Windows Server 2003 SP2

F# Runtime

Supported in: 2.0, 4.0

Silverlight

Supported in: 3

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