C# program to display the previous day

To display the previous day, use the AddDays() method and a value -1 to get the previous day.

Firstly, use the following to get the current day −

DateTime.Today

Now, add -1 to the AddDays() method to get the previous day −

DateTime.Today.AddDays(-1)

The following is the code −

Example

 Live Demo

using System; using System.Collections.Generic; using System.Linq; public class Demo {    public static void Main() {       Console.WriteLine("Today = {0}", DateTime.Today);       Console.WriteLine("Previous Day = {0}", DateTime.Today.AddDays(-1));    } }

Output

Today = 9/4/2018 12:00:00 AM Previous Day = 9/3/2018 12:00:00 AM