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SafeHandleMinusOneIsInvalid Class

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

Provides a base class for Win32 safe handle implementations in which the value of -1 indicates an invalid handle.

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

public abstract class SafeHandleMinusOneIsInvalid : SafeHandle
public abstract class SafeHandleMinusOneIsInvalid extends SafeHandle
public abstract class SafeHandleMinusOneIsInvalid extends SafeHandle

This class derives from the System.Runtime.InteropServices.SafeHandle class. It describes the format of an invalid handle that uses a value of -1. Further derivations of this class (for example, file or registry handles) can specialize this further. See the SafeFileHandle class for an example of a class that derives from SafeHandleZeroOrMinusOneIsInvalid.

Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

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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