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Application.StartupPath Property

Gets the path for the executable file that started the application, not including the executable name.

Namespace: System.Windows.Forms
Assembly: System.Windows.Forms (in system.windows.forms.dll)

public static string StartupPath { get; }
/** @property */
public static String get_StartupPath ()

public static function get StartupPath () : String

Not applicable.

Property Value

The path for the executable file that started the application. This path will be different depending on whether the Windows Forms application is deployed using ClickOnce. ClickOnce applications are stored in a per-user application cache in the C:\Documents and Settings\username directory. For more information, see Accessing Local and Remote Data in ClickOnce Applications.

The following code example gets this property and displays its value in a text box. The example requires that textBox1 has been placed on a form.

private void PrintStartupPath() {
    textBox1.Text = "The path for the executable file that " +
       "started the application is: " +

private void PrintStartupPath()
    textBox1.set_Text("The path for the executable file that "
        + "started the application is: " + Application.get_StartupPath());
} //PrintStartupPath

Windows 98, Windows Server 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.

.NET Framework

Supported in: 3.0, 2.0, 1.1, 1.0

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