ErrorEventArgs.GetException メソッド

定義

名前空間:

System.IO

アセンブリ:

System.IO.FileSystem.Watcher.dll

ソース:

ErrorEventArgs.cs

発生したエラーを表す Exception を取得します。

public:
 virtual Exception ^ GetException();

public virtual Exception GetException ();

abstract member GetException : unit -> Exception
override this.GetException : unit -> Exception

Public Overridable Function GetException () As Exception

戻り値

Exception

発生したエラーを表す Exception。

例

次の例では、 の ErrorEventArgs 新しいインスタンスを作成し、 を Exception使用して初期化します。 次に、 を呼び出 GetException して を Exception 取得し、エラー メッセージを表示します。 このコードに関連付けられているフォームはありません。

int main()
{
   
   //Creates an exception with an error message.
   Exception^ myException = gcnew Exception( "This is an exception test" );
   
   //Creates an ErrorEventArgs with the exception.
   ErrorEventArgs^ myErrorEventArgs = gcnew ErrorEventArgs( myException );
   
   //Extracts the exception from the ErrorEventArgs and display it.
   Exception^ myReturnedException = myErrorEventArgs->GetException();
   MessageBox::Show( String::Concat( "The returned exception is: ", myReturnedException->Message ) );
}

public static void Main(string[] args) {
   //Creates an exception with an error message.
   Exception myException= new Exception("This is an exception test");

   //Creates an ErrorEventArgs with the exception.
   ErrorEventArgs myErrorEventArgs = new ErrorEventArgs(myException);

   //Extracts the exception from the ErrorEventArgs and display it.
   Exception myReturnedException = myErrorEventArgs.GetException();
   MessageBox.Show("The returned exception is: " + myReturnedException.Message);
}

Public Shared Sub Main()
    'Creates an exception with an error message.
    Dim myException As New Exception("This is an exception test")
       
    'Creates an ErrorEventArgs with the exception.
    Dim myErrorEventArgs As New ErrorEventArgs(myException)
       
    'Extracts the exception from the ErrorEventArgs and display it.
    Dim myReturnedException As Exception = myErrorEventArgs.GetException()
    MessageBox.Show("The returned exception is: " _
       + myReturnedException.Message)
End Sub