.NET Framework 4
Makes an asynchronous http POST request to the specified url.
Namespace:  Microsoft.AspNet.SignalR.Client.Http
Assembly:  Microsoft.AspNet.SignalR.Client (in Microsoft.AspNet.SignalR.Client.dll)
Syntax
'Declaration
Function Post ( _
    url As String, _
    prepareRequest As Action(Of IRequest), _
    postData As IDictionary(Of String, String) _
) As Task(Of IResponse)
'Usage
Dim instance As IHttpClient 
Dim url As String 
Dim prepareRequest As Action(Of IRequest)
Dim postData As IDictionary(Of String, String)
Dim returnValue As Task(Of IResponse)
returnValue = instance.Post(url, prepareRequest, _
    postData)
Task<IResponse> Post(
    string url,
    Action<IRequest> prepareRequest,
    IDictionary<string, string> postData
)
Task<IResponse^>^ Post(
    String^ url, 
    Action<IRequest^>^ prepareRequest, 
    IDictionary<String^, String^>^ postData
)
abstract Post : 
        url:string * 
        prepareRequest:Action<IRequest> * 
        postData:IDictionary<string, string> -> Task<IResponse> 
function Post(
    url : String, 
    prepareRequest : Action<IRequest>, 
    postData : IDictionary<String, String>
) : Task<IResponse>
Parameters
- url
 Type: System.String
 The url to send the request to.
- prepareRequest
 Type: System.Action<IRequest>
 A callback that initializes the request with default values.
- postData
 Type: System.Collections.Generic.IDictionary<String, String>
 url encoded data.
Return Value
Type: System.Threading.Tasks.Task<IResponse>
A Task<TResult>.