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The factory code of the spatial reference.
[Visual Basic .NET]
Public ReadOnly Property FactoryCode As Integer
[C#]
public int FactoryCode {get;}
[C++]
HRESULT get_FactoryCode(
System.Int32* Code
);
[C++] Parameters Code [out, retval]
Code is a parameter of type long*
The factory code is an integer identifier that is unique by projection engine object type, such as a projected coordinate system. You can use a factory code in the ISpatialReferenceFactory::CreateProjectedCoordinateSystem method for example. If you create a custom projected coordinate system, the factory code is zero.