To Remove First character in C#

using System;

namespace DateTimeSpanExample

{

    public class Program

    {

        public void Main(string[] args)

        {           

            string removeFirst = "/examples/csharp/";

            //using remove method

            var rf=removeFirst.Remove(0, 1);

            Console.WriteLine(rf);

            //using trimstart

            var ts=removeFirst.TrimStart('/');

            Console.WriteLine(ts);

            //using substring

            var ss=removeFirst.Substring(1);

            Console.WriteLine(ss);

            //using indexof

            var io=removeFirst.Remove(removeFirst.IndexOf("/"), 1);

            Console.WriteLine(io);

            Console.Read();

        }

    }

 

}