List转MVCDropDownListFor（SelectList）

/// 

        /// List转SelectListItem
        /// 
        /// Model对象
        /// 集合
        /// 显示值-属性名
        /// 显示值-属性名
        /// 
        /// 
        public static List CreateSelect(IList t, string text, string value,string empId)
        {
            List l = new List();
            foreach (var item in t)
            {
                var propers = item.GetType().GetProperty(text);
                var valpropers = item.GetType().GetProperty(value);
                l.Add(new SelectListItem
                {
                    Text = propers.GetValue(item, null).ToString(), Value = valpropers.GetValue(item, null).ToString(),
                    Selected = valpropers.GetValue(item, null).ToString() == empId
                });
            }
            return l;
        }

List list = LoadData();
List emplist = CreateSelect(list, "EmpName", "EmpId",entity.HrEmpGuid.ToString());
ViewData["Emp"] = new SelectList(emplist, "Value", "Text");