public int Age() { int year = Convert.ToInt32(DateOfBirth.Substring(4, 4)); int month = Convert.ToInt32(DateOfBirth.Substring(2, 2)); int date = Convert.ToInt32(DateOfBirth.Substring(0, 2)); DateTime bDay = new DateTime(year, month, date); DateTime now = DateTime.Today; int age = now.Year - bDay.Year; if (bDay > now.AddYears(-age)) { age--; } return(age); }