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

namespace ConsoleToString
{
    class Program
    {
        static void Main(string[] args)
        {
                  double myvar1 = 0801234567;    //輸出結果：(080)123-4567	
                  Console.WriteLine("1. " +
                  myvar1.ToString("(0##) ###-####"));
            
                  int myvar2 = -12345;          //輸出結果：-12345
                  Console.WriteLine("2. " + myvar2.ToString("######"));
           
                  int myvar3 = -12345;                  //輸出結果：-012345
                  Console.WriteLine("3. " + myvar3.ToString("000000"));
                  double myvar4 = -2.455;           //輸出結果：-2.46
                  Console.WriteLine("4. " + myvar4.ToString("#.##"));
            
                  double myvar5 = -2.4;     //輸出結果：-2.40
                  Console.WriteLine("5. " + myvar5.ToString("0.00"));
            
                  double myvar6 = -2.455;            //輸出結果：-02.46
                  Console.WriteLine("6. " + myvar6.ToString("00.00"));
            
                  double myvar7 = 1234567890;       //輸出結果：1,234,567,890
                  Console.WriteLine("7. " + myvar7.ToString("#,#"));
                  double myvar8 = 1234567890;       //輸出結果：1234568
                  Console.WriteLine("8. " + myvar8.ToString("#,"));
           
                  double myvar9 = 1234567890;       //輸出結果： 1235
                  Console.WriteLine("9. " + myvar9.ToString("#,,"));
                  double myvar10 = 1234567890;      //輸出結果：1
                  Console.WriteLine("10. " + myvar10.ToString("#,,,"));
            
                  double myvar11 = 1234567890;      //輸出結果：1,235
                  Console.WriteLine("11. " + myvar11.ToString("#,##0,,"));
           
                  double myvar12 = 0.086;       //輸出結果：8.6%
                  Console.WriteLine("12. " + myvar12.ToString("#0.##%"));
           
                  double myvar13 = 0.08647;     //輸出結果：8.65%
                  Console.WriteLine("13. " + myvar13.ToString("#0.##%"));
                  double myvar14 = 16800;       //輸出結果：1.68E+4
                  Console.WriteLine("14. " + myvar14.ToString("0.###E+0"));
           
                  double myvar15 = 16800;       //輸出結果：1.68E+004
                  Console.WriteLine("15. " + myvar15.ToString("0.###E+000"));
            
                   double myvar16 = 16800;       //輸出結果：1.68E004
                   Console.WriteLine("16. " + myvar16.ToString("0.###E-000"));
           
                   double myvar17 = 123456;      //輸出結果：[12-34-56]
                   Console.WriteLine("17. " + myvar17.ToString("[##-##-##]"));
                   int myvar18 = 1234;           //輸出結果：1234
                   Console.WriteLine("18. " + myvar18.ToString("##;(##)"));
                   int myvar19 = 1234;           //輸出結果：(1234)
                   Console.WriteLine("19. " + myvar19.ToString("(##);##"));
                   int myvar20 = -1234;          //輸出結果：(1234)
                   Console.WriteLine("20. " + myvar20.ToString("##;(##)"));
                   Console.Read();
        }
    }
}