Regular Expression for Datetime

Question

Possible Duplicate:
Regular expression for date time format “MM/DD/YY HH:mm:ss AM/PM” in asp.net regular expression validator

Hi every one I need regular expression for dateTime. Acceptable datetime is "03/14/2012 04:02 PM" Using RequiredFieldValidator

Answer 1

[01]\d/[0-3]\d/2\d{3}\s[01]\d:[0-5]\d\s[AP]M

Answer 2

Use:

^(?:0[1-9]|1[12])/(?:[0-2][0-9]|3[01])/[0-9]{4}\s(?:0[0-9]|1[01]):(?:[0-5][0-9])\s(?:AM|PM)$

Answer 3

You can use DateTime.TryParseExact:

DateTime date;
if (DateTime.TryParseExact(input, "g", new CultureInfo("en-us"), DateTimeStyle.None, out date))
   //Match