using System;

using System.Text.RegularExpressions;   

​

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Hello World");

        string argsString = "-u test 1 -s Test 3";

        string[] values = Regex.Split(argsString, @"(\-\w\s+\b)", RegexOptions.IgnoreCase);

        foreach (string valuei in values)

        {

            Console.WriteLine(valuei);

        }

    }

}