reevaluation in c#

This contains how linq query reevalute the collection value.

            int[] array = new int[] {1,2,3};
            IEnumerable<int> result = array.Select(o => o * 2);
            foreach(int i in array)
                Console.WriteLine(i);
            Array.Clear(array, 0, 3);
            foreach (int i in array)
                Console.WriteLine(i);