Revers Word in C#

namespace demo_arraylist

{

    class Program

    {

        static void Main(string[] args)

        {

            //Program that uses Array to Revers Word

            const string s1 = "This is Reverse word";   

            string rev1 = Words.RWords(s1);

            Console.WriteLine(rev1);

            Console.ReadKey();

        }

        //This is a method of Reverse

        static class Words

        {

            public static string RWords(string strword)

            {

                string[] words = strword.Split(' ');

                Array.Reverse(words);

                return string.Join(" ", words);

            }

        }

    }

}