JQuery.getJSON 从aspx页面返回JSON数据

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Default.aspx

<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="Default.aspx.cs" Inherits="MyTest.Default" %><!DOCTYPE html >  <html xmlns="http://www.w3.org/1999/xhtml">  <head id="Head1" runat="server">      <title></title>      <script src="https://cdn.bootcss.com/jquery/1.12.4/jquery.js" type="text/javascript" language="javascript"></script>      <script type="text/javascript" language="javascript">        function getData() {            $.getJSON("GetJson.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="点击获取Json" onclick="javaScript:getData();" />      </div>      <div id="listbox">      </div>      </form>  </body>  </html>

GetJson.aspx.cs

using System;using System.Collections.Generic;using System.Linq;using System.Web;using System.Web.UI;using System.Web.UI.WebControls;using System.Text;namespace MyTest{    public partial class GetJson : System.Web.UI.Page    {        protected void Page_Load(object sender, EventArgs e)        {            string callback = Request.QueryString["jsoncallback"];            string data = "{\"title\": \"咖菲猫\",\"link\": \"http://www.sina.com.cn\",\"items\": [{\"title\": \"罗素003\",\"color\": \"red\"},{\"title\": \"猫\",\"color\": \"Navy\"}]}";            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();          }    }}

运行结果如图:

这里写图片描述

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