MVC4 基础 枚举生成 DropDownList 实用技巧

public static class ExSelectListItem
     {
         public static List<SelectListItem> ToSelectListItem(this Enum valueEnum)
         {
             return (from int value in Enum.GetValues(valueEnum.GetType())
                     select new SelectListItem
                     {
                         Text = Enum.GetName(valueEnum.GetType(), value),
                         Value = value.ToString()
                     }).ToList();
         }

         public static List<SelectListItem> ToSelectListItem(this Enum valueEnum, string selectName)
         {
             return (from int value in Enum.GetValues(valueEnum.GetType())
                     select new SelectListItem
                     {
                         Text = Enum.GetName(valueEnum.GetType(), value),
                         Value = Enum.GetName(valueEnum.GetType(), value),
                         Selected = Enum.GetName(valueEnum.GetType(), value) == selectName ? true : false
                     }).ToList();
         }
 }