DateTime.Equals() Method in C#


The DateTime.Equals() method in C# is used check whether two DateTime objects or instances are equal or not. TRUE is returned if both are equal, else FALSE would be the return value.

Syntax

Following is the syntax −

public static bool Equals (DateTime date1, DateTime date2);

Example

Let us now see an example to implement the DateTime.Equals() method −

using System;
public class Demo {
   public static void Main() {
      DateTime d1 = new DateTime(2019, 09, 10, 5, 15, 25);
      DateTime d2 = d1.AddMonths(25);
      Console.WriteLine("Initial DateTime = {0:dd} {0:y}, {0:hh}:{0:mm}:{0:ss} ", d1);
      Console.WriteLine("
New DateTime (After adding months) = {0:dd} {0:y}, {0:hh}:{0:mm}:{0:ss} ", d2);       bool res = DateTime.Equals(d1, d2);       if (res)          Console.WriteLine("
date1 = date2. ");       else          Console.WriteLine("
date1 is not equal to date2. ");    } }

Output

This will produce the following output −

Initial DateTime = 10 September 2019, 05:15:25
New DateTime (After adding months) = 10 October 2021, 05:15:25
date1 is not equal to date2.

Example

Let us now see another example to implement the DateTime.Equals() method −

using System;
public class Demo {
   public static void Main() {
      DateTime d1 = new DateTime(2019, 11, 11, 7, 15, 30);
      DateTime d2 = new DateTime(2019, 11, 11, 7, 15, 30);
      Console.WriteLine("DateTime1 = {0:dd} {0:y}, {0:hh}:{0:mm}:{0:ss} ", d1);
      Console.WriteLine("
DateTime2 = {0:dd} {0:y}, {0:hh}:{0:mm}:{0:ss} ", d2);       bool res = DateTime.Equals(d1, d2);       if (res)          Console.WriteLine("
date1 = date2 ");       else          Console.WriteLine("
date1 is not equal to date2 ");    } }

Output

This will produce the following output −

DateTime1 = 10 September 2019, 05:15:25
DateTime2 = 10 September 2019, 05:15:25
date1 = date2

Updated on: 07-Nov-2019

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