SafeHandle.SetHandleAsInvalid Method

For apps that target Windows Phone OS 7.0 and 7.1, do not use any members of this type in your app. If you do, your code will throw a MethodAccessException. This type is security-critical, which restricts it to internal use by the .NET Framework for Windows Phone class library.

[SECURITY CRITICAL]

[ This article is for Windows Phone 8 developers. If you’re developing for Windows 10, see the latest documentation. ]

Marks a handle as no longer used.

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

Syntax

<SecurityCriticalAttribute> _
Public Sub SetHandleAsInvalid
[SecurityCriticalAttribute]
public void SetHandleAsInvalid()

Version Information

Windows Phone OS

Supported in: 8.1, 8.0, 7.1, 7.0

Platforms

Windows Phone

See Also

Reference

SafeHandle Class

System.Runtime.InteropServices Namespace