Make a designated member NULL.
[Visual Basic .NET] Public Sub MakeValueNull ( _ ByVal Name As String _ )
[C#] public void MakeValueNull ( string Name );
[C++]
HRESULT MakeValueNull(
BSTR Name
);
[C++]Parameters
Name [in] Name is a parameter of type BSTR
Product Availability
Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.