public class Singleton private static readonly Singleton instance new

public class Singleton
{
    private static readonly Singleton instance = new Singleton();
 
    public string Date { get; private set; }
 
    private Singleton()
    {
        Date = System.DateTime.Now.TimeOfDay.ToString();
    }
 
    public static Singleton GetInstance()
    {
        return instance;
    }
}