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ContextUtil.TransactionId 屬性

定義

取得目前 COM+ DTC 交易的 GUID。

public:
 static property Guid TransactionId { Guid get(); };
public static Guid TransactionId { get; }
static member TransactionId : Guid
Public Shared ReadOnly Property TransactionId As Guid

屬性值

如果有存在的話,則為表示目前 COM+ DTC 交易的 GUID。

例外狀況

沒有 COM+ 內容可供使用。

範例

下列程式代碼範例會取得 屬性的值 TransactionId

[Transaction(TransactionOption::Required)]
public ref class ContextUtil_TransactionId: public ServicedComponent
{
public:
   void Example()
   {
      // Display the ID of the transaction in which the current COM+ context
      // is enlisted.
      Console::WriteLine( "Transaction ID: {0}", ContextUtil::TransactionId );
   }
};
[Transaction(TransactionOption.Required)]
public class ContextUtil_TransactionId : ServicedComponent
{
    public void Example()
    {
        // Display the ID of the transaction in which the current COM+ context
        // is enlisted.
        Console.WriteLine("Transaction ID: {0}", ContextUtil.TransactionId);
    }
}
<Transaction(TransactionOption.Required)>  _
Public Class ContextUtil_TransactionId
    Inherits ServicedComponent
    
    Public Sub Example() 
        ' Display the ID of the transaction in which the current COM+ context
        ' is enlisted.
        MsgBox("Transaction ID: " & ContextUtil.TransactionId.ToString())

    End Sub
End Class

適用於