c# string functions

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace stringfun
{
    class Program
    {
        static void Main(string[] args)
        {
                string firstname;
            string lastname;
         
         
            firstname = "nanda kishore";
            lastname = "kishore";


  Console.WriteLine(firstname.Clone());
// Make String Clone
            Console.WriteLine(firstname.CompareTo(lastname));
//Compare two string value and returns 0 for true and
//1 for false;

 Console.WriteLine(firstname.Contains("da")); //Check whether specified value exists or not in string

  Console.WriteLine(firstname.EndsWith("a")); //Check whether specified value is the last character of string
            Console.WriteLine(firstname.Equals(lastname));
//Compare two string and returns true and false


  Console.WriteLine("hash codse",firstname.GetHashCode());
//Returns HashCode of String

  Console.WriteLine("type of stiring",
      firstname.GetType());
//Returns type of string

  Console.WriteLine(firstname.GetTypeCode());
//Returns type of string

  Console.WriteLine(firstname.IndexOf("e")); /*Returns the first index position of specified value
the first index position of specified value*/

  Console.WriteLine(firstname.ToLower());
//Covert string into lower case

  Console.WriteLine(firstname.ToUpper());
//Convert string into Upper case

  Console.WriteLine(firstname.Insert(0, "Hello")); //Insert substring into string

  Console.WriteLine(firstname.IsNormalized());
/*Check Whether string is in Unicode normalization
from C*/


   Console.WriteLine(firstname.LastIndexOf("e")); //Returns the last index position of specified value

 Console.WriteLine(firstname.Length);
//Returns the Length of String

 Console.WriteLine(firstname.Remove(5));
//Deletes all the characters from begining to specified index.

 Console.WriteLine(firstname.Replace('e','i')); // Replace the character

  string[] split = firstname.Split(new char[] { 'i' }); //Split the string based on specified value


            Console.WriteLine(split[0]);
            Console.WriteLine(split[1]);
          //  Console.WriteLine(split[2]);

  Console.WriteLine(firstname.StartsWith("S")); //Check wheter first character of string is same as specified value

  Console.WriteLine(firstname.Substring(2,5));
//Returns substring

  Console.WriteLine(firstname.ToCharArray());
//Converts an string into char array.

  Console.WriteLine(firstname.Trim());
/*It removes starting and ending white spaces from
string.*/
  Console.ReadKey();
         
        }
    }
}