// C# Extension Method

// Doc: https://csharp-extension.com/en/method/1002504/object-tonullabledatetime

​

// @nuget: Z.ExtensionMethods

​

using System;

public class Program

{

    public static void Main()

    {

        object[] values = { 16352, null, "monthly", "05/01/1996", "Tue Apr 28, 2009", "06 July 2008 7:32:47 AM",

                new DateTime(2009, 3, 10), "17:32:47.003" };

​

        foreach (object value in values)

        {

            try

            {

                //C# Extension Method: Object - ToNullableDateTime

                DateTime? convertedDate = value.ToNullableDateTime();

                Console.WriteLine("'{0}' converts to {1}.", value == null ? "null" : value, convertedDate == null ? "null" : convertedDate.ToString());

            }

            catch (FormatException)

            {

                Console.WriteLine("'{0}' is not in the proper format.", value);

            }

            catch (InvalidCastException)

            {

                Console.WriteLine("Conversion of the {0} '{1}' is not supported",

                                  value.GetType().Name, value);

            }

        }

    }

}