Asp.net MVC 使用json数据格式交互 示例

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc;
using System.Collections;

namespace MvcApplicJson.Controllers
{
    [HandleError]
    public class HomeController : Controller
    {
        public ActionResult Index()
        {
            ViewData["Message"] = "欢迎使用 ASP.NET MVC!";

            return View();
        }

        public ActionResult About()
        {
            return View();
        }


        public class Person
        {
            public string Name { set; get; }
            public string Sex { set; get; }
        }
        public JsonResult Child2()
        {
            Person perA = new Person() { Name = "李四",Sex="男" };
            Person perB = new Person() { Name = "张三",Sex="女"};
            List<Person> list = new List<Person>();
            list.Add(perA);
            list.Add(perB);

            JsonResult jsonResult = Json(list, JsonRequestBehavior.AllowGet);
            return jsonResult;
        }
    }
}

<%@ Page Language="C#" MasterPageFile="~/Views/Shared/Site.Master" Inherits="System.Web.Mvc.ViewPage" %>

<asp:Content ID="Content1" ContentPlaceHolderID="TitleContent" runat="server">
    主页
</asp:Content>

<asp:Content ID="Content2" ContentPlaceHolderID="MainContent" runat="server">
    <h2><%: ViewData["Message"] %></h2>
    <p>
        若要了解有关 ASP.NET MVC 的更多信息，请访问 <a href="http://asp.net/mvc" title="ASP.NET MVC 网站">http://asp.net/mvc</a>。
    </p>
    <script src="http://www.cnblogs.com/Scripts/jquery-1.4.1.js" type="text/javascript"></script>
    <script type="text/javascript">
        function test() {
            ///第一种方式
            $.ajax({ url: "/Home/Child2",
                type: "get",
                dataType: "json",
                success: function (data) {
                    for (var n = 0; n < data.length; n++) {
                        alert("姓名:" + data[n].Name + "\n 年龄:" + data[n].Sex);
                    }
                }
            });
            ///第二种方式
            $.getJSON("/Home/Child2", null, function (data) {
                for (var n = 0; n < data.length; n++) {
                    alert("姓名:"+data[n].Name +"\n 年龄:"+data[n].Sex);
                }
            })
        }
    </script>
    <input type="button" id="btns" value="JSON交互" onclick="test()"/>
</asp:Content>