Visual Studio/WPF > 응용 프로그램 폴더 가져오기 > System.AppDomain.CurrentDomain.BaseDirectory

Windows 7 Pro (32bit)
Microsoft Visual Studio 2017 Community

        private void B_read_Click(object sender, RoutedEventArgs e)
        {
            string appPath = System.AppDomain.CurrentDomain.BaseDirectory;
            MessageBox.Show(appPath);
        }