using System;

using System.Web.Mvc;

​

public class MainController : Controller

{

    public ActionResult Index()

    {

        ViewData["aa"] = "这是Main的本地变量aa";

        ViewData["bb"] = "这是Main的本地变量bb";

        TempData["cc"] = "这是Main的外部变量cc";

        return RedirectToAction( "ViewPage", "Test" );

    }

}

​

public class TestController : Controller

{

    public ActionResult ViewPage()

    {

        ViewData["aa"] = "这是Test的本地变量aa";

        return View();

    }

}