dotnettutorial-asp-dot-net-mvc/FirstMVCDemo/Controllers/EmployeeController.cs

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

using FirstMVCDemo.Models;
using FirstMVCDemo.ViewModels;

namespace FirstMVCDemo.Controllers
{
    public class EmployeeController : Controller
    {
        public ActionResult Method1()
        {
            TempData["Name"] = "Pranaya";
            TempData["Age"] = 30;
            return View();
        }

        public ActionResult Method2()
        { 
            string Name;
            int Age;

            if (TempData.ContainsKey("Name"))
                Name = TempData["Name"].ToString();

            if (TempData.ContainsKey("Age"))
                Age = int.Parse(TempData["Age"].ToString());

            TempData.Keep();

            // do somethign with userName or userAge Ahere
            return View();
        }
        
        public ActionResult Method3()
        {
            string Name;
            int Age;

            if (TempData.ContainsKey("Name"))
                Name = TempData["Name"].ToString();

            if (TempData.ContainsKey("Age"))
                Age = int.Parse(TempData["Age"].ToString());

            return View();
        }
    }
}