SafeHandleZeroOrMinusOneIsInvalid.IsInvalid Property

 

Gets a value that indicates whether the handle is invalid.

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

public override bool IsInvalid {
	[SecurityCriticalAttribute]
	get;
}

Property Value

Type: System.Boolean

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

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

.NET Framework
Available since 2.0
Silverlight
Available since 2.0
Windows Phone Silverlight
Available since 7.0
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