asp.net产生客户端Cookie与js操作Cookie大全

 1 function SetCookie(name, value)//两个参数，一个是cookie的名子，一个是值
 2  {
 3     var Days = 1; //此 cookie 将被保存 30 天
 4      var exp = new Date();    //new Date("December 31, 9998");
 5      exp.setTime(exp.getTime() + Days * 24 * 60 * 60 * 1000);
 6     document.cookie = name + "=" + escape(value) + ";expires=" + exp.toGMTString();
 7 }
 8  function getCookie(name)//读取cookies函数        
 9 {
10     var arr = document.cookie.match(new RegExp("(^| )" + name + "=([^;]*)(;|$)"));
11     if (arr != null) return unescape(arr[2]); return null;
12 
13 }
14 function delCookie(name)//删除cookie
15 {
16     var exp = new Date();
17     exp.setTime(exp.getTime() - 1);
18     var cval = getCookie(name);
19     if (cval != null) document.cookie = name + "=" + cval + ";expires=" + exp.toGMTString();
20 }

1 HttpCookie hk1 = new HttpCookie("key");
2 hk1.Value = "Value";
3 DateTime dt1 = DateTime.Now;
4 TimeSpan ts1 = new TimeSpan(12, 0, 0);  // 保存12个小时
5  hk1.Expires = dt1.Add(ts1);
6 Response.AppendCookie(hk1)
7