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asp.net cookie
HttpCookie ck = Request.Cookies["cktest"];
if (ck == null)
![](/Images/OutliningIndicators/ExpandedBlockStart.gif)
{
ck = new HttpCookie("cktest");
ck.Value = "123";
![](/Images/OutliningIndicators/InBlock.gif)
ck.Expires = DateTime.Now.AddSeconds(20);//20秒的有效期
Response.Cookies.Add(ck);
Response.Write("new ck");
}
else
![](/Images/OutliningIndicators/ExpandedBlockStart.gif)
{
Response.Write(ck.Value.ToString());
}
![](/Images/OutliningIndicators/None.gif)
//在一个Cookie中储存多个信息
![](/Images/OutliningIndicators/ExpandedBlockStart.gif)
/**//*
HttpCookie cookie = new HttpCookie("cktest");
cookie.Values.Add("v1","1");
cookie.Values.Add("v2","2");
cookie.Values.Add("v3","3");
Response.AppendCookie(cookie);
![](/Images/OutliningIndicators/InBlock.gif)
![](/Images/OutliningIndicators/InBlock.gif)
HttpCookie cookies = Request.Cookies["cktest"];
string value1 = cookies.Values["v1"];
string value2 = cookies.Values["v2"];
![](/Images/OutliningIndicators/InBlock.gif)
Response.Write(value1 + value2);
![](/Images/OutliningIndicators/InBlock.gif)
*/
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原文地址:https://www.cnblogs.com/ahuo/p/1046868.html
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