-----验证日期是否合法-----

Question

可以验证：
2008-8-8
2008-08-25
20080825
20081011public static bool IsDate(string d)
        {
            try
            {
                DateTime.ParseExact(d,"yyyy-M-d",null);
                return true;
            }
            catch
            {
                try
                {
                    DateTime.ParseExact(d, "yyyyMMdd", null);
                    return true;
                }
                catch
                {
                    return false;
                }
            }
        }