自定义登录页与Cookie设置

1 <system.web>
2 <authentication mode="Forms">
3 <forms loginUrl="~/Login/"></forms> 
4 </authentication> 
5 </system.web>

        @using (Html.BeginForm("Login", "Login", FormMethod.Post))
        { 
        @Html.LabelFor(c => c.Username);
        @Html.TextBoxFor(x => x.Username);
        <br />
        @Html.LabelFor(c => c.Password);
        @Html.TextBoxFor(x => x.Password);
    <input type="submit" name="BtnSubmit" value="Login" />
        }

 1  [HttpPost]
 2         public ActionResult Login(User u)
 3         {
 4             if (判断 u 为当前网站用户)
 5             {
 6                 FormsAuthentication.SetAuthCookie(u.Username, false);//false为非永久 Cookie True为永久Cookie
 7                 return RedirectToAction("Index", "Home");
 8             }
 9             else
10             {
11                 ViewBag.Error = "密码错误";
12                 return View("index");
13             }
14            
15         }