using System.Globalization;
public static void Main()
DateTime date1 = DateTime.Today;
DateTime date2 = DateTime.Today.AddHours(20);
DateTime date3 = DateTime.Today.AddHours(-4);
public static void Display(DateTime date)
Console.WriteLine("{0, 40}: It's same as Today.", date.ToFullDateTimeString());
Console.WriteLine("{0, 40}: It's not same as Today.", date.ToFullDateTimeString());