cookie读、写、删除

创建cookie

var cookie = new HttpCookie("member");

cookie.Values.Add("memberName", name);

cookie.Values.Add("memberType", type.ToString());

cookie.Expires = DateTime.Now.AddDays(30);

Response.Cookies.Add(cookie); 

读Cookie

 var cookie = Request.Cookies["member"];

 if (cookie != null)

{ 

     string name = cookie.Values["memberName"]; 

     string type=cookie.Values["memberType"]; 

} 

删除cookie

var cookie = Request.Cookies["member"];

            if (cookie != null)

            {

                cookie.Expires = DateTime.Now.AddDays(-1);

                Response.Cookies.Add(cookie);

            }