C# String Clone()

public object Clone()

using System;  
    public class StringExample  
    {  
        public static void Main(string[] args)  
        {  
             string s1 = "Hello ";  
             string s2 = (String)s1.Clone();  
             Console.WriteLine(s1);
             Console.WriteLine(s2);  
        }  
    }  

Hello
Hello