How to get yesterday date in C#?

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using System;

namespace HelloWorld
{
	public class Program
	{
		public static void Main(string[] args)
		{
		   DateTime yesteday = DateTime.Today.AddDays(-1);
		   // Output: 2022-09-14
           System.Console.WriteLine(yesteday.ToString("yyyy-MM-dd"));
       
           // Output: 9/14/2022 12:00:00 AM
           System.Console.WriteLine(yesteday.ToString());
		}
	}
}

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DateTime yesterday = DateTime.Today.AddDays(-1);
string yesterdayString = yesterday.ToString("yyyy-MM-dd"); // format the date as a string
Console.WriteLine("Yesterday's date was: " + yesterdayString);