using System;

using System.Collections.Generic;

using System.Linq;

using System.Web;

using System.Web.Mvc;

namespace WebApplication1.Controllers

{

    public class DefaultController : Controller

    {

        // GET: Default

        /// <summary>

        /// 1、提供视图模型对象

        /// </summary>

        /// <returns></returns>

        public ActionResult Index()

        {

            DateTime date = DateTime.Now;//一个对象作为View方法的参数传递给视图

            return View(date);

        }

        /// <summary>

        /// 2、使用ViewBag(视图包)传递数据

        /// </summary>

        /// <returns></returns>

        public ActionResult Edit()

        {

            //ViewBag 允许在一个动态的对象上定义任意属性,并在视图中访问它.这个动态的对象可以通过Controller.ViewBag属性访问它.

            ViewBag.Name = "名字代号";

            ViewBag.Age = "";

            ViewBag.Hobby = "打篮球，打羽毛球等";

            ViewBag.StrDate = DateTime.Now;

            return View();

        }

        /// <summary>

        /// 3、 使用View Data传递数据

        /// </summary>

        /// <returns></returns>

        public ActionResult Detail()

        {

            //在MVC3.0之前,主要是通过这种方式传递数据,它是通过用 ViewDataDictionary类实现的,而不是动态的对象.

            //ViewDataDictionary类是类似标准"键/值"集合,并通过Controller类的ViewData属性进行访问的.这个方法,在视图中需要对对象进行转换.

            ViewData["Message"] = "Hello，World    !";

            ViewData["Date"] = DateTime.Now;

            return View();

        }

    //使用TempDate来传递数据

        public ActionResult tempdates()

        {

            //TempData 他和viewdate的用法差不多但是他比viewdate的好处是他可以做到夸不同页面之间的传值

            TempData["Message"] = "名字信息";

            TempData["Age"] = "";

            TempData["Hobby"] = "打篮球，打羽毛球等";

           TempData["Timess"] = DateTime.Now;

            return View();

        }

    }

}    

 <div> 

        @{

            ViewBag.Title = "Index";

        }

        <h1>当前时间</h1>

        <h2>@(((DateTime)Model).Date)</h2>

        <h2>@(((DateTime)Model).DayOfYear)</h2><br />

    </div>

 <div>

        @{ ViewBag.Title = "Edit"}

        <h1>@ViewBag.Name</h1>

        <h2>@ViewBag.Name</h2>

        <h2>@ViewBag.Age</h2>

        <h2>@ViewBag.Hobby</h2>

        <h2>@ViewBag.StrDate</h2>

    </div>

 <div>

        @{

            ViewBag.Title = "Detail";

        }

        <h2>@ViewData["Date"]</h2>

        <h2>@ViewData["Message"]</h2>

        <h2>@view</h2>

    </div>

 <div>

        @{ ViewBag.Ttle = "tempdates";}

        <h1>@TempData["Message"]</h1>

        <h1>@TempData["Age"] = </h1>

        <h1>@TempData["Hobby"] </h1>

        <h1>@TempData["Timess"]</h1>

    </div>