IsInvalid Property
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SafeHandleMinusOneIsInvalid.IsInvalid Property

Note: This property is new in the .NET Framework version 2.0.

Gets a value indicating whether the handle is invalid.

Namespace: Microsoft.Win32.SafeHandles
Assembly: mscorlib (in mscorlib.dll)

public override bool IsInvalid { get; }
/** @property */
public boolean get_IsInvalid ()

public override function get IsInvalid () : boolean

Property Value

true if the handle is not valid; otherwise, false.

The common language runtime uses this property to determine whether critical finalization is required.

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

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

.NET Framework

Supported in: 2.0

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