1、写Cookie
HttpCookie myCookie = new HttpCookie("CookieName");
myCookie.Values.Add("CookieItem1","CookieItem1Value");
myCookie.Values.Add("CookieItem2","CookieItem2Value");
myCookie.Expires = DateTime.Now.AddDays(30);
Response.AppendCookie(myCookie);
HttpCookie myCookie = HttpContext.Current.Response.Cookies["CookieObjectName"];
if(myCookie != null)
myCookie.Expires = DateTime.Now;
HttpCookie myCookie = new HttpCookie("CookieName");
myCookie.Values.Add("CookieItem1","CookieItem1Value");
myCookie.Values.Add("CookieItem2","CookieItem2Value");
myCookie.Expires = DateTime.Now.AddDays(30);
Response.AppendCookie(myCookie); 2、清除Cookie
HttpCookie myCookie = HttpContext.Current.Response.Cookies["CookieObjectName"];
if(myCookie != null)
myCookie.Expires = DateTime.Now;
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