JQuery.getJSON 从aspx页面返回JSON数据

public partial class WebForm2 : System.Web.UI.Page  
    {  
        protected void Page_Load(object sender, EventArgs e)  
        {  
            string callback = Request.QueryString["jsoncallback"];  
            string data = "{\"title\": \"Recent Uploads tagged cat\",\"link\": \"http://www.sina.com.cn\",\"items\": [{\"title\": \"Russell 003\",\"color\": \"red\"},{\"title\": \"Cat [07.04.11]\",\"color\": \"yellow\"}]}";  
            string result = string.Format("{0}({1})", callback, data);  
            Response.Expires = -1;  
            Response.Clear();  
            Response.ContentEncoding = Encoding.UTF8;  
            Response.ContentType = "application/json";  
            Response.Write(result);  
            Response.Flush();  
            Response.End();  
        }  
    }  
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="WebForm1.aspx.cs" Inherits="Benq.Flower.WebAdmin.Module.WebForm1" %>  
  
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">  
<html xmlns="http://www.w3.org/1999/xhtml">  
<head runat="server">  
    <title></title>  
  
    <script src="../javascript/jquery-1.2.3.pack.js" type="text/javascript" language="javascript"></script>  
  
    <script type="text/javascript" language="javascript">  
        function getData()  
        {  
            $.getJSON("WebForm2.aspx?jsoncallback=?",  
                function(data)  
                {  
                    $.each(data.items, function(i, item)  
                    {  
                        $("<div></div>")  
                            .text(item.title)  
                            .css("color", item.color)  
                            .appendTo($("#listbox"));  
                    });                      
                }  
          );  
  
        }  
    </script>  
  
</head>  
<body>  
    <form id="form1" runat="server">  
    <div>          
        <input id="Button1" type="button" value="click to get Json" onclick="javaScript:getData();" />  
    </div>  
    <div id="listbox">  
    </div>  
    </form>  
</body>  
</html>  

 

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