learned something C# & new today

gistfile1.txt

    public class Class1 : IEnumerable
    {
        public void can_use_creation_shorthand_with_arbitrary_class_supporting_Add()
        {
            var hmm = new Class1()
            {
                {1,2},
                {3,4}
            };
        }

        public void Add(int a, int b)
        {
            throw new NotImplementedException();
        }

        public IEnumerator GetEnumerator()
        {
            throw new NotImplementedException();
        }
    }