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CriticalHandle Constructor

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

Initializes a new instance of the CriticalHandle class with the specified invalid handle value.

Namespace: System.Runtime.InteropServices
Assembly: mscorlib (in mscorlib.dll)

protected CriticalHandle (
	IntPtr invalidHandleValue
protected CriticalHandle (
	IntPtr invalidHandleValue
protected function CriticalHandle (
	invalidHandleValue : IntPtr



The value of an invalid handle (usually 0 or -1).

Exception typeCondition


The derived class resides in an assembly without unmanaged code access permission.

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