string date = "01/04/2013"; DateTime myDate = DateTime.ParseExact(date, "dd/MM/yyyy", System.Globalization.CultureInfo.InvariantCulture); if (myDate > DateTime.Today) { Console.WriteLine("greater than"); } else { Console.WriteLine("Less Than"); }
DateTime.Compare(datetime1, datetime2); /* datetime1 before datetime2 = -ve datetime1 equal datetime2 = 0 datetime1 after datetime2 = +ve */