Csharp: DefaultValueAttribute Class, attributedefault

Csharp: DefaultValueAttribute Class, attributedefault

    public class CalendarEvent    {        public int id { get; set; }        public string title { get; set; }                public string description { get; set; }        [DefaultValue(typeof(DateTime), DateTime.Now.ToString("yyyy-MM-dd HH:mm"))]        public DateTime start { get; set; }        [DefaultValue(typeof(DateTime),DateTime.Now.ToString("yyyy-MM-dd HH:mm"))]        public DateTime end { get; set; }        [DefaultValue(typeof(bool), "false")]        public bool allDay { get; set; }        [DefaultValue(typeof(bool), "false")]        public bool overlap { get; set; }        [DefaultValue(typeof(string), "background-color")]        public string rendering { get; set; } //border-color,background-color         [DefaultValue(typeof(string), "#FFFFFF")]        public string color { get; set; } //        [DefaultValue(typeof(string), "#FFFFFF")]        public string backgroundColor { get; set; }        [DefaultValue(typeof(string), "#FFFFFF")]        public string textColor { get; set; }        [DefaultValue(typeof(string),"#FFFFFF")]        public string borderColor { get; set; }        [DefaultValue(typeof(int),"0")]        public int typeid { get; set; }        [DefaultValue(typeof(DateTime), DateTime.Now.ToString("yyyy-MM-dd HH:mm"))]        public DateTime adddate { get; set; }        //private DateTime? dateCreated = null;        //public DateTime DateCreated        //{        //    get        //    {        //        return this.dateCreated.HasValue        //           ? this.dateCreated.Value        //           : DateTime.Now;        //    }        //    set { this.dateCreated = value; }        //}        public DateTime DateCreated        {            get            {                return (this.dateCreated == default(DateTime))                   ? this.dateCreated = DateTime.Now                   : this.dateCreated;            }            set { this.dateCreated = value; }        }        private DateTime dateCreated = default(DateTime);        private bool myVal = false;        [DefaultValue(false)]        public bool MyProperty        {            get            {                return myVal;            }            set            {                myVal = value;            }        }    }

Http://stackoverflow.com/questions/691035/setting-the-default-value-of-a-datetime-property-to-datetime-now-inside-the-syst