c#中cookies的存取操作

c#中cookies的存取操作

02	c#中cookies的存取

03	cookies的创建:

04

05	在客户端创建一个username的cookies,其值为gjy,有效期为1天.

06

方法1:

07	Response.Cookies["username"].Value="zxf";

08	Response.Cookies["username"].Expires=DateTime.Now.AddDays(1);

09

10

方法2:

11	System.Web.HttpCookie newcookie=new HttpCookie("username");

12	newcookie.Value="gjy";

13	newcookie.Expires=DateTime.Now.AddDays(1);

14	Response.AppendCookie(newcookie);

15

16

17	创建带有子键的cookies:

18	System.Web.HttpCookie newcookie=new HttpCookie("user");

19	newcookie.Values["username"]="zxf";

20	newcookie.Values["password"]="111";

21	newcookie.Expires=DateTime.Now.AddDays(1);

22	Response.AppendCookie(newcookie);

23

24

25	cookies的读取:

26

27

无子键读取:

28	if(Request.Cookies["username"]!=null)

29

{

30	Response.Write(Server.HtmlEncode(Request.Cookies["username"].Value));

31

}

32

33

有子键读取:

34	if(Request.Cookies["user"]!=null)

35

{

36	Response.Write(Server.HtmlEncode(Request.Cookies["user"]["username"].Value));

37	Response.Write(Server.HtmlEncode(Request.Cookies["user"]["password"].Value));