How to Replace a String in C#/CSharp

To replace a string in C#/CSharp, we make use Replace method.  Example is given below.

using System;
using System.IO;

namespace Hello_World
{

    class Program
    {
        static void Main(string[] args)
        {
            string hello = "Hello World";

            string myString = hello.Replace("World", "FWait");

            Console.WriteLine(myString);
        }               
    }
}