c# datetime formater

using C = System.Console; 

...

static void Main() {

   DateTime dateTime = DateTime.Now;

   C.WriteLine ("d = {0:d}", dateTime );  // mm/dd/yyyy

   C.WriteLine ("D = {0:D}", dateTime );  // month dd, yyyy

   C.WriteLine ("f = {0:f}", dateTime );  // day, month dd, yyyy hh:mm 

   C.WriteLine ("F = {0:F}", dateTime );  // day, month dd, yyyy HH:mm:ss AM/PM 

   C.WriteLine ("g = {0:g}", dateTime );  // mm/dd/yyyy HH:mm

   C.WriteLine ("G = {0:G}", dateTime );  // mm/dd/yyyy hh:mm:ss

   C.WriteLine ("M = {0:M}", dateTime );  // month dd

   C.WriteLine ("R = {0:R}", dateTime );  // ddd Month yyyy hh:mm:ss GMT

   C.WriteLine ("s = {0:s}", dateTime );  // yyyy-mm-dd hh:mm:ss (Sortable)

   C.WriteLine ("t = {0:t}", dateTime );  // hh:mm AM/PM

   C.WriteLine ("T = {0:T}", dateTime );  // hh:mm:ss AM/PM

 

   // yyyy-mm-dd hh:mm:ss (Sortable)

   C.WriteLine ("u = {0:u}", dateTime );  

 

   // day, month dd, yyyy hh:mm:ss AM/PM

   C.WriteLine ("U = {0:U}", dateTime );

 

   // month, yyyy (March, 2006)

   C.WriteLine ("Y = {0:Y}", dateTime );  

   C.WriteLine ("Month = " + dateTime.Month); // month number (3)

 

   // day of week name (Friday)

   C.WriteLine ("Day Of Week = " + dateTime.DayOfWeek);     

 

   // 24 hour time (16:12:11)

   C.WriteLine ("Time Of Day = " + dateTime.TimeOfDay);     

 

   // (632769991310000000)

   C.WriteLine("DateTime.Ticks = " + dateTime.Ticks);   

   // Ticks are the number of 100 nanosecond intervals since 01/01/0001 12:00am

   // Ticks are useful in elapsed time measurement.

   }