public class QeurySort

    {

        public static IList<T> Sort<T>(IList<T> list,string sidx,string sord)

        {

            switch (sord)

            {

                case "asc":

                    return list.OrderBy(l => GetValue(l, sidx)).ToList();

                case "desc":

                    return list.OrderByDescending(l => GetValue(l, sidx)).ToList();

                default:

                    return list.OrderBy(l => GetValue(l, sidx)).ToList();

            }

        }

        public static object GetValue<T>(T model, string sidx)

        {

            return model.GetType().GetProperty(sidx).GetValue(model, null);

        }

    }