1   var userListTest = (from u in db.Users
 2                                 join p in db.User_partB on u.userGUID
 3               equals p.userGUID
 4                                 join d in db.partBs on p.partID equals d.partID
 5                                 select new { name = u.userName, departName = d.partName });
 6             List<dynamic> oneList = new List<dynamic>();
 7             foreach (var one in userListTest.ToList())
 8             {
 9                 dynamic dyObject = new ExpandoObject();
10                 dyObject.userName = one.name;
11                 dyObject.departName = one.departName;
12                 oneList.Add(dyObject);
13             }
14             ViewBag.dyObject = oneList;
15             return View();

 1 <table>
 2     <tr><td>用户登录名</td><td>姓名</td><td>状态</td><td>角色</td><td>操作</td></tr>
 3     @{foreach (var one in ViewBag.dyObject)
 4     {
 5         <tr>
 6             @*<td>@one.userLoginName</td>*@
 7             <td>@one.userName</td>
 8             @*<td>@one.active==1?"启用":"禁用"</td>*@
 9             <td>@one.departName</td>
10             <td></td>
11         </tr>
12     }
13     }
14 </table>

 1  var userListTest = (from u in db.Users
 2                                 join p in db.User_partB on u.userGUID
 3               equals p.userGUID into temp
 4                                 from t in temp.DefaultIfEmpty()
 5                                 join d in db.partBs on t.partID equals d.partID
 6                                 into tempone
 7                                 from user in tempone.DefaultIfEmpty()
 8                                 select new { name = u.userName, departName = user.partName });
 9             List<dynamic> oneList = new List<dynamic>();
10             foreach (var one in userListTest.ToList())
11             {
12                 dynamic dyObject = new ExpandoObject();
13                 dyObject.userName = one.name;
14                 dyObject.departName = one.departName;
15                 oneList.Add(dyObject);
16             }
17             ViewBag.dyObject = oneList;
18             return View();