Asp.Net MVC2.0 Jquery Json

 

Asp.Net MVC2.0 Jquery Json  
 3 

 4 <script type= " text/javascript ">
 5     function postBBSData() {
 6                 var da = $( " #bbscontent ").val();
 7                 $.ajax({
 8                     type:  " GET ",
 9                     url:  " /home/GetBBSJsonData ", // MVC2.0中 Controller：Home，Action：GetBBSJsonData
10                      data:  " txt= " + da +  " &pid=bb&userid=gxw ", // 运用的GET类型，也可以用POST，只需要底层代码修改下
11                      dataType:  " json ",                        // 返回值为JSON了性
12                      success: function (msg) {
13                         var p =  " <span> " + msg.UserID +  " </span><span> " + msg.Context +  " </span> "
14                         $( " #BBSTr ").appendTo(p);
15                     }
16                 });
17             }    
18 </script>
19 
20  <div id= " BBSTr ">
21                     <span> 11111</span>
22                 </div>
23                 <table>
24                     <tr>
25                         <td>
26                             用户名：<%=Html.TextBox( " bbsuserid ") %>
27                         </td>
28                     </tr>
29                     <tr>
30                         <td>
31                             内容：<%=Html.TextArea( " bbscontent ")%>
32                         </td>
33                     </tr>
34                     <tr>
35                         <td>
36                             <input type= " submit " onclick= " postBBSData(); " value= " 提交 " />
37                         </td>
38                     </tr>
39                 </table>
40 
41 
42 Controller:
43 
44     public JsonResult GetBBSJsonData()
45         {
46              string context = Request.QueryString[ " txt "].ToString();
47              string productID = Request.QueryString[ " pid "].ToString();
48              string userId = Request.QueryString[ " userid "].ToString();
49             var p =  new // 这也是一种类型的JSON
50              {
51                 Context = context,
52                 UserID = userId,
53                 CurrentTime = DateTime.Now.ToString()
54             };
55              return Json(p, JsonRequestBehavior.AllowGet); // JsonRequestBehavior.AllowGet为了Get传值不出错
56          }