DataServiceContext.BeginExecute 方法 (Uri, AsyncCallback, Object, String, array<OperationParameter[])

以非同步方式將要求傳送到資料服務來執行特定的 URI。

命名空間：  System.Data.Services.Client
組件：  Microsoft.Data.Services.Client (在 Microsoft.Data.Services.Client.dll 中)

語法

'宣告
Public Function BeginExecute ( _
    requestUri As Uri, _
    callback As AsyncCallback, _
    state As Object, _
    httpMethod As String, _
    ParamArray operationParameters As OperationParameter() _
) As IAsyncResult
'用途
Dim instance As DataServiceContext
Dim requestUri As Uri
Dim callback As AsyncCallback
Dim state As Object
Dim httpMethod As String
Dim operationParameters As OperationParameter()
Dim returnValue As IAsyncResult

returnValue = instance.BeginExecute(requestUri, _
    callback, state, httpMethod, operationParameters)

public IAsyncResult BeginExecute(
    Uri requestUri,
    AsyncCallback callback,
    Object state,
    string httpMethod,
    params OperationParameter[] operationParameters
)

public:
IAsyncResult^ BeginExecute(
    Uri^ requestUri, 
    AsyncCallback^ callback, 
    Object^ state, 
    String^ httpMethod, 
    ... array<OperationParameter^>^ operationParameters
)

member BeginExecute : 
        requestUri:Uri * 
        callback:AsyncCallback * 
        state:Object * 
        httpMethod:string * 
        operationParameters:OperationParameter[] -> IAsyncResult 

public function BeginExecute(
    requestUri : Uri, 
    callback : AsyncCallback, 
    state : Object, 
    httpMethod : String, 
    ... operationParameters : OperationParameter[]
) : IAsyncResult

參數

• requestUri
  型別：System.Uri
  查詢要求將傳送至的 URI。

• callback
  型別：System.AsyncCallback
  有結果可供用戶端使用時要叫用的方法。

• state
  型別：System.Object
  傳遞至回呼的使用者定義狀態物件。

• httpMethod
  型別：System.String
  用戶端使用的 HTTP 資料傳輸方法。

• operationParameters
  型別：array<System.Data.Services.Client.OperationParameter[]
  使用的作業參數。

傳回值

型別：System.IAsyncResult
運算的結果。

請參閱

參考

DataServiceContext 類別

BeginExecute 多載

System.Data.Services.Client 命名空間