C# DateTime Cheat sheet - ToString() Format

C# DateTime Cheat sheet - ToString() Format

Cheat sheet with C# DateTime formats.

using System;
using System.Globalization; 

public class Program { 
    public static void Main(string[] args)  {
       DateTime dt = DateTime.Now;
       string[] format = {
           "d", "D",
           "f", "F",
           "g", "G",
           "m",
           "r",
           "s",
           "t", "T",
           "u", "U",
           "y",
           "dddd, MMMM dd yyyy",
           "ddd, MMM d \"'\"yy",
           "dddd, MMMM dd",
           "M/yy",
           "dd-MM-yy",
       };
       string date;
       for (int i = 0; i < format.Length; i++) {
           date = dt.ToString(format[i], DateTimeFormatInfo.InvariantInfo);
           Console.WriteLine(String.Concat(format[i], " :" , date));
       }
 
  /** Output.
   *
   * d :08/17/2000
   * D :Thursday, August 17, 2000
   * f :Thursday, August 17, 2000 16:32
   * F :Thursday, August 17, 2000 16:32:32
   * g :08/17/2000 16:32
   * G :08/17/2000 16:32:32
   * m :August 17
   * r :Thu, 17 Aug 2000 23:32:32 GMT
   * s :2000-08-17T16:32:32
   * t :16:32
   * T :16:32:32
   * u :2000-08-17 23:32:32Z
   * U :Thursday, August 17, 2000 23:32:32
   * y :August, 2000
   * dddd, MMMM dd yyyy :Thursday, August 17 2000
   * ddd, MMM d "'"yy :Thu, Aug 17 '00
   * dddd, MMMM dd :Thursday, August 17
   * M/yy :8/00
   * dd-MM-yy :17-08-00
   */
   }
}
C# DateTime formats
  • d : 08/17/2000
  • D : Thursday, August 17, 2000
  • f : Thursday, August 17, 2000 16:32
  • F : Thursday, August 17, 2000 16:32:32
  • g : 08/17/2000 16:32
  • G : 08/17/2000 16:32:32
  • m : August 17
  • r : Thu, 17 Aug 2000 23:32:32 GMT
  • s : 2000-08-17T16:32:32
  • t : 16:32
  • T : 16:32:32
  • u : 2000-08-17 23:32:32Z
  • U : Thursday, August 17, 2000 23:32:32
  • y : August, 2000
  • dddd, MMMM dd yyyy :Thursday, August 17 2000
  • ddd, MMM d "'"yy :Thu, Aug 17 '00
  • dddd, MMMM dd :Thursday, August 17
  • M/yy :8/00
  • dd-MM-yy :17-08-00