1 <div>
 2             用户名:<input type="text" id="UserName" value="@ViewBag.UserName"/>
 3         </div>
 4         <div>
 5             &nbsp;&nbsp;&nbsp;密码:<input type="text" id="UserPwd" value="@ViewBag.UserPwd" style="margin-top:10px"/>
 6         </div>
 7         <div>
 8             <input type="checkbox" id="single" checked="checked" style="margin-left:50px;margin-top:10px"/>&nbsp;记住密码
 9         </div>
10         <div>
11             <input type="button" value="登录" οnclick="btnRegister()" style="margin-left:100px;margin-top:10px"/>
12         </div>

 1 function btnRegister()
 2     {
 3         $.get("/Login/UsersLogin", { Name: $("#UserName").val(), Password: $("#UserPwd").val(), Ck: $("#single").prop('checked') }, function (data, Status) {
 4             if(Status="success")
 5             {
 6                 if (data > 0)
 7                 {
 8                     alert('登录成功');
 9                     window.location.href = "/OilDrum/Index";
10                 }
11                 else {
12                     alert('用户名或密码错误');
13                 }
14             }
15         })
16     }

 1 public int UsersLogin(LoginModel loginModel,bool Ck)
 2         {
 3             try
 4             {
 5                 List<LoginModel> enumerable = new List<LoginModel>();
 6                 int nn = 0;
 7                 using (IDbConnection con = new SqlConnection(connecString))
 8                 {
 9                     nn =(int) con.ExecuteScalar("select COUNT(1) from Users where Name=@Name and Password=@Password", new { Name = loginModel.Name, Password = loginModel.Password });
10                 }
11                 if (nn > 0)
12                 {
13                     //判断是否记住密码
14                     if(Ck)
15                     {
16                         HttpCookie hc = new HttpCookie("Example");
17
18                         //在cookie对象中保存用户名和密码
19                         hc["UserName"] = loginModel.Name;
20                         hc["UserPwd"] = loginModel.Password;
21                         //设置过期时间
22                         hc.Expires = DateTime.Now.AddDays(2);
23                         //保存到客户端
24                         Response.Cookies.Add(hc);
25                     }
26                     else
27                     {
28                         HttpCookie hc = new HttpCookie("Example");
29                         //判断hc是否空值
30                         if(hc!=null)
31                         {
32                             //设置过期时间
33                             hc.Expires = DateTime.Now.AddDays(-1);
34                             //保存到客户端
35                             Response.Cookies.Add(hc);
36                         }
37
38                     }
39                     return 1;
40                 }
41                 else
42                 {
43                     return 0;
44                 }
45             }
46             catch (Exception e)
47             {
48
49                 throw;
50             }
51         }

public ActionResult Index(){//获取cookie中的数据HttpCookie cookie = Request.Cookies.Get("Example");//判断cookie是否空值if(cookie!=null){//把保存的用户名和密码赋值给对应的文本框//用户名var name = cookie.Values["UserName"].ToString();ViewBag.UserName = name;//密码var pwd = cookie.Values["UserPwd"].ToString(); ViewBag.UserPwd = pwd; } return View(); }