About the operation of cookies in ASP.net C #

Asp.net|cookie today have time to the operation of the cookie write, although very simple, but to avoid the time to forget, before is forgotten still very experiment a little before get out, depressed.


below is the write cookie


1 HttpCookie cookie = new HttpCookie ("info");//Defines the cookie object and the item named info


2 DateTime dt = datetime.now;//Define Time Object


3 TimeSpan ts=new TimeSpan (1,0,0,0)//cookie effective action time, specific check MSDN


4 cookies. Expires = dt. Add (ts);//adding Action time


5 cookies. Values.add ("User", "CXBKKK")//Add attribute


6 cookies. Values.add ("userid", "1203");


7 Response.appendcookie (cookie);//OK to read cookies in write Cookie


1 if (request.cookies["Info"]!=null)


2 {


3 string temp=convert.tostring (request.cookies["Info"). values["user") + "" +convert.tostring (request.cookies["Info"). values["userid"]);


4//Read all with request.cookies["Info"]. Value)


5 if (temp== "")


6 {


7 Response.Write ("Empty");


8}


9 Else


Response.Write (temp);


11}


Else


13 {


Response.Write ("error");


15} Modify Cookie


1 response.cookies["Info" ["user"] = "2";


2 response.cookies["Info"]. Expires = DateTime.Now.AddDays (1); Delete a property under a cookie


1 HttpCookie acookie=request.cookies["Info"];


2 acookie. Values.remove ("userid");


3 Acookie. Expires = DateTime.Now.AddDays (1);


4 Response.Cookies.Add (Acookie); Delete all cookies, that is, set the expiration time for now.


1 int limit=request.cookies.count-1;


2 for (int i=0;i<limit;i++)


3 {


4 Acookie = Request.Cookies (i)


5 acookie. Expires = DateTime.Now.AddDays (-1)


6 Response.Cookies.Add (acookie)


7} There's no need to look around