In versions 1.0 and 1.1 of the .NET Framework, there was no way to pass a Variant of type VT_VARIANT | VT_BYREF to native code through PInvoke or COM Interop. The Interop layer would extract the actual type being passed to native and use the matching...

Welcome to my blog! My name is Yasir Alvi and I work on the Managed Services team of the CLR. My primary focus is on Interop and Remoting Infrastructure. I plan to use this space to provide more information on topics and features in these areas that are...