Sends an HTTP request as an asynchronous operation.
Namespace:  System.Net.Http
Assembly:  System.Net.Http (in System.Net.Http.dll)
Syntax
'Declaration
Public Function SendAsync ( _
    request As HttpRequestMessage _
) As Task(Of HttpResponseMessage)
'Usage
Dim instance As HttpClient 
Dim request As HttpRequestMessage 
Dim returnValue As Task(Of HttpResponseMessage)
returnValue = instance.SendAsync(request)
public Task<HttpResponseMessage> SendAsync(
    HttpRequestMessage request
)
public:
Task<HttpResponseMessage^>^ SendAsync(
    HttpRequestMessage^ request
)
member SendAsync : 
        request:HttpRequestMessage -> Task<HttpResponseMessage> 
public function SendAsync(
    request : HttpRequestMessage
) : Task<HttpResponseMessage>
Parameters
- request
Type: System.Net.Http.HttpRequestMessage
The HTTP request message to send. 
Return Value
Type: System.Threading.Tasks.Task<HttpResponseMessage>
The task object representing the asynchronous operation.
Remarks
This operation will not block. The returned task object will complete once the entire response including content is read.
For a complete example of using the HttpClient class, see Calling a Web API From a .NET Client