Convert byte to string with culture-specific format in CSharp

/*from www .  j  av  a 2s .c  om*/
using System;
using System.Globalization;

public class Example
{
   public static void Main()
   {
      NumberFormatInfo nfi = new NumberFormatInfo();
      nfi.NegativeSign = "~";

      sbyte[] bytes = { -122, 17, 124 };

      foreach (sbyte value in bytes){
         Console.WriteLine(value.ToString(nfi));
      }
      Console.WriteLine("Using the invariant culture:");
      foreach (sbyte value in bytes){
         Console.WriteLine(value.ToString(NumberFormatInfo.InvariantInfo));
      }   
   }
}