AddRef Method

Marshal.AddRef 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. ]

Increments the reference count on the specified interface.

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

'Declaration
<SecurityCriticalAttribute> _
Public Shared Function AddRef ( _
	pUnk As IntPtr _
) As Integer

Parameters

pUnk
Type: System.IntPtr
The interface reference count to increment.

Return Value

Type: System.Int32
The new value of the reference count on the pUnk parameter.

Windows Phone OS

Supported in: 8.1, 8.0

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