Windows apps
Collapse the table of content
Expand the table of content
Information
Switch
Switch
The topic you requested is included in another documentation set. For convenience, it's displayed below. Choose Switch to see the topic in its original location.

CriticalHandleMinusOneIsInvalid::IsInvalid Property

.NET Framework (current version)
 

Gets a value that indicates whether the handle is invalid.

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

C#
C++
F#
VB
Copy 
public:
property bool IsInvalid {
	[SecurityCriticalAttribute]
	virtual bool get() override;
}

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
Return to top
Show:
© 2017 Microsoft