using System;

using System.Collections.Generic;

public class GenericsDemo

{

    public static void Main() {}

    public void AddToList<TList, TItems>(TItems[] itemsToAdd, TList inputList)

        where TItems : class, IConvertible

        where TList : IEnumerable<TItems>

​

    {

        IEnumerable<IConvertible> someOtherList;

​

        // Sounds good, doesn't work..

        someOtherList = inputList;

​

        // This works

        //someOtherList = (IEnumerable<IConvertible>)inputList;

    }

}