Format double value with exponential formal in CSharp

  //  www. jav  a2  s .c om
  
  
   

using System;
using System.Globalization;

public class MainClass
{
   public static void Main()
   {

        double value = 86000;
        Console.WriteLine(value.ToString("0.###E+0", CultureInfo.InvariantCulture));
        Console.WriteLine(value.ToString("0.###E+000", CultureInfo.InvariantCulture));
        Console.WriteLine(value.ToString("0.###E-000", CultureInfo.InvariantCulture));
   }
}