Export .NET to COM

clipped from www.codeproject.com using System; using System.Runtime.InteropServices; namespace Tester { [Guid("D6F88E95-8A27-4ae6-B6DE-0542A0FC7039")] [InterfaceType(ComInterfaceType.InterfaceIsIDispatch)] public interface _Numbers { [DispId(1)] int GetDay(); [DispId(2)] int GetMonth(); [DispId(3)] int GetYear(); [DispId(4)] int DayOfYear(); } [Guid("13FE32AD-4BF8-495f-AB4D-6C61BD463EA4")] [ClassInterface(ClassInterfaceType.None)] [ProgId("Tester.Numbers")] public class Numbers : _Numbers { public Numbers(){} public int GetDay() { return(DateTime.Today.Day); } public int GetMonth() { return(DateTime.Today.Month); } public int GetYear() { return(DateTime.Today.Year); } public int DayOfYear() { return(DateTime.Now.DayOfYear); } } }