Parse console input value to double in CSharp

using System;// w  w  w .j av  a  2 s .  c  o m

class MainClass
{

    public static void Main()
    {
        bool done = false;
        string inp;
        do
        {
            Console.Write("Enter a real number: ");
            inp = Console.ReadLine();
            try
            {
                double d = Double.Parse(inp);
                Console.WriteLine("You entered {0}.", d.ToString());
                done = true;
            }
            catch (FormatException)
            {
                Console.WriteLine("You did not enter a number.");
            }
            catch (Exception e)
            {
                Console.WriteLine("An exception occurred while parsing your response: {0}", e.ToString());
            }
        } while (!done);

    }
}