/// 
        /// DataTable 转 IHashObjectList        /// 
        ///         /// 
             public static IHashObjectList ConvertIHashObjectList(this DataTable table)        {            if (table == null)                return null;            var hashlist = new HashObjectList();            if (table != null && table.Rows != null && table.Rows.Count != 0)            {                for (var i = 0; i < table.Rows.Count; i++)                {                    var row = table.Rows[i];                    var hash = row.ConvertIHashObject();                    if (hash != null)                        hashlist.Add(hash);                }            }            return hashlist;        }        /// 
        /// DataRow 转 IHashObject        /// 
        ///         /// 
             public static IHashObject ConvertIHashObject(this DataRow row)        {            if (row == null)                return null;            var hash = new HashObject();            var i = 0;            foreach (var item in row.ItemArray)            {                var name = row.Table.Columns[i].ColumnName;                hash.Add(name, item);                i++;            }            return hash;        }