HttpClient.PostAsync Method (Uri, HttpContent, CancellationToken)

Sends a POST request with a cancellation token as an asynchronous operation.

Namespace:  System.Net.Http
Assembly:  System.Net.Http (in System.Net.Http.dll)


Public Function PostAsync ( _
    requestUri As Uri, _
    content As HttpContent, _
    cancellationToken As CancellationToken _
) As Task(Of HttpResponseMessage)
Dim instance As HttpClient 
Dim requestUri As Uri 
Dim content As HttpContent 
Dim cancellationToken As CancellationToken 
Dim returnValue As Task(Of HttpResponseMessage)

returnValue = instance.PostAsync(requestUri, _
    content, cancellationToken)
public Task<HttpResponseMessage> PostAsync(
    Uri requestUri,
    HttpContent content,
    CancellationToken cancellationToken
Task<HttpResponseMessage^>^ PostAsync(
    Uri^ requestUri, 
    HttpContent^ content, 
    CancellationToken cancellationToken
member PostAsync : 
        requestUri:Uri * 
        content:HttpContent * 
        cancellationToken:CancellationToken -> Task<HttpResponseMessage> 
public function PostAsync(
    requestUri : Uri, 
    content : HttpContent, 
    cancellationToken : CancellationToken
) : Task<HttpResponseMessage>


  • requestUri
    Type: System.Uri
    The Uri the request is sent to.

Return Value

Type: System.Threading.Tasks.Task<HttpResponseMessage>
The task object representing the asynchronous operation.


This operation will not block. The returned task object will complete after the whole response (including content) is read.

For a complete example of using the HttpClient class, see Calling a Web API From a .NET Client

See Also


HttpClient Class

PostAsync Overload

System.Net.Http Namespace