FileVersionInfo.IsPatched Property

Gets a value that specifies whether the file has been modified and is not identical to the original shipping file of the same version number.

Namespace:  System.Diagnostics
Assembly:  System (in System.dll)

public bool IsPatched { get; }

Property Value

Type: System.Boolean
true if the file is patched; otherwise, false.

The following example calls GetVersionInfo to get the FileVersionInfo for the Notepad. Then it displays the state of the Boolean IsPatched in a text box. This code assumes textBox1 has been instantiated.

private void GetIsPatched() {
    // Get the file version for the notepad.
    FileVersionInfo myFileVersionInfo = FileVersionInfo.GetVersionInfo("%systemroot%\\Notepad.exe");

    // Print whether the file has a patch installed.
    textBox1.Text = "File has patch installed: " + myFileVersionInfo.IsPatched;
 }

Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98

The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

.NET Framework

Supported in: 3.5, 3.0, 2.0, 1.1, 1.0
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