public string JdlxAdd_Change(jdlx jdlxInfo)
 {
     //添加
     if (jdlxInfo.jdlxId == -1)
     {
         int  count   = baseDAL.Get <jdlx>().Count();
         jdlx newJdlx = new jdlx {
             jdlxId = count + 1,
             ms     = jdlxInfo.ms
         };
         baseDAL.AddItem <jdlx>(newJdlx);
         if (baseDAL.SaveAllChanges())
         {
             return("添加成功!");
         }
         else
         {
             return("添加失败!");
         }
     }
     else
     {
         jdlx jdlx = baseDAL.Get <jdlx>().FirstOrDefault(c => c.jdlxId == jdlxInfo.jdlxId);
         jdlx.ms = jdlxInfo.ms;
         if (baseDAL.SaveAllChanges())
         {
             return("修改成功!");
         }
         else
         {
             return("修改失败!");
         }
     }
 }
        public JsonResult JdlxChangeBtn(jdlx jdlxInfo)
        {
            List <jdlx> jdlxlist = null;

            jdlxlist = baseDAL.Get <jdlx>().ToList();
            return(Json(jdlxlist));
        }