using System;

​

public class Example

{

   public static void Main()

   {

      (string dateAsString, string description)[]  dateInfo = { ("08/18/2018 07:22:16", "String with a date and time component"),

                                                                ("08/18/2018", "String with a date component only"),

                                                                ("8/2018", "String with a month and year component only"),

                                                                ("8/18", "String with a month and day component only"),

                                                                ("07:22:16", "String with a time component only"),

                                                                ("7 PM", "String with an hour and AM/PM designator only"),

                                                                ("2018-08-18T07:22:16.0000000Z", "UTC string that conforms to ISO 8601"),

                                                                ("2018-08-18T07:22:16.0000000-07:00", "Non-UTC string that conforms to ISO 8601"),

                                                                ("Sat, 18 Aug 2018 07:22:16 GMT", "String that conforms to RFC 1123"),

                                                                ("08/18/2018 07:22:16 -5:00", "String with date, time, and time zone information" ),

                                                                ("2020-08-06T07:55:25.273Z", "RFC3339") };

​

      Console.WriteLine($"Today is {DateTime.Now:d}\n");

​

      foreach (var item in dateInfo) {

         Console.WriteLine($"{item.description + ":",-52} '{item.dateAsString}' --> {DateTime.Parse(item.dateAsString)}");

      }

   }

}

// The example displays output like the following:

//   Today is 2/22/2018

//

//   String with a date and time component:               '08/18/2018 07:22:16' --> 8/18/2018 7:22:16 AM

//   String with a date component only:                   '08/18/2018' --> 8/18/2018 12:00:00 AM

//   String with a month and year component only:         '8/2018' --> 8/1/2018 12:00:00 AM

//   String with a month and day component only:          '8/18' --> 8/18/2018 12:00:00 AM

//   String with a time component only:                   '07:22:16' --> 2/22/2018 7:22:16 AM

//   String with an hour and AM/PM designator only:       '7 PM' --> 2/22/2018 7:00:00 PM

//   UTC string that conforms to ISO 8601:                '2018-08-18T07:22:16.0000000Z' --> 8/18/2018 12:22:16 AM

//   Non-UTC string that conforms to ISO 8601:            '2018-08-18T07:22:16.0000000-07:00' --> 8/18/2018 7:22:16 AM

//   String that conforms to RFC 1123:                    'Sat, 18 Aug 2018 07:22:16 GMT' --> 8/18/2018 12:22:16 AM

//   String with date, time, and time zone information:   '08/18/2018 07:22:16 -5:00' --> 8/18/2018 5:22:16 AM