HttpClient.PostAsync Method (Uri, HttpContent, CancellationToken)
.NET Framework (current version)
Send a POST request with a cancellation token as an asynchronous operation.
Assembly: System.Net.Http (in System.Net.Http.dll)
member PostAsync :
requestUri:Uri *
content:HttpContent *
cancellationToken:CancellationToken -> Task<HttpResponseMessage>
Parameters
- requestUri
-
Type:
System.Uri
The Uri the request is sent to.
- content
-
Type:
System.Net.Http.HttpContent
The HTTP request content sent to the server.
- cancellationToken
-
Type:
System.Threading.CancellationToken
A cancellation token that can be used by other objects or threads to receive notice of cancellation.
Return Value
Type: System.Threading.Tasks.Task<HttpResponseMessage>The task object representing the asynchronous operation.
| Exception | Condition |
|---|---|
| ArgumentNullException | The requestUri was null. |
| HttpRequestException | The request failed due to an underlying issue such as network connectivity, DNS failure, server certificate validation or timeout. |
This operation will not block. The returned Task<'TResult> object will complete after the whole response (including content) is read.
Universal Windows Platform
Available since 8
.NET Framework
Available since 4.5
Portable Class Library
Supported in: portable .NET platforms
Windows Phone
Available since 8.1
Available since 8
.NET Framework
Available since 4.5
Portable Class Library
Supported in: portable .NET platforms
Windows Phone
Available since 8.1
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