(转)完美解决方案,可排除DATASET不支持System.Nullable错误

        #region ListToDataTable        /// <summary>        /// ListToDataTable        /// </summary>        /// <typeparam name="T"></typeparam>        /// <param name="list"></param>        /// <returns></returns>        public static DataTable ToDataTable<T>(this IEnumerable<T> list)        {            List<PropertyInfo> pList = new List<PropertyInfo>();            Type type = typeof(T);            DataTable dt = new DataTable();            Array.ForEach<PropertyInfo>(type.GetProperties(), p => { pList.Add(p); dt.Columns.Add(p.Name, p.PropertyType); });            foreach (var item in list)            {                DataRow row = dt.NewRow();                pList.ForEach(p => row[p.Name] = p.GetValue(item, null));                dt.Rows.Add(row);            }            return dt;        }        #endregion