Kode CSharp

using System;
using System.Globalization;
using System.Text;

namespace Kodecsharp.Example.System
{
    public class StringToNumber
    {
        public static void Main(string[] args)
        {
            string a = "97531";
            string b = "-135.79";

            //
            // Converted string that contains a number value to its 
            // numeric type. The NumberStyles tell the Double Parse
            // to allow decimal point and leading sign.
            //
            // The Parse method can throws FormatException when the
            // string doesn't contains numeric value.
            //
            int i = Int32.Parse(a);

            long l = long.Parse(a);
            
            float f = float.Parse(b);
            
            double d = Double.Parse(b, NumberStyles.AllowDecimalPoint | 
                NumberStyles.AllowLeadingSign);
            

            Console.WriteLine("A = " + i);
            Console.WriteLine("B = " + l);
            Console.WriteLine("C = " + f);
            Console.WriteLine("D = " + d);

            Console.ReadLine();
        }
    }
}