//Cookie取值
??? function readCookie (name)
??? {
??????? var cookieValue = "";
??????? var search = name + "=";
??????? if (document.cookie.length > 0)
??????? {
??????????? offset = document.cookie.indexOf (search);
??????????? if (offset != -1)
??????????? {
??????????????? offset += search.length;
??????????????? end = document.cookie.indexOf (";", offset);
??????????????? if (end == -1)
??????????????????? end = document.cookie.length;
??????????????? cookieValue = unescape (document.cookie.substring (offset, end))
??????????? }
??????? }
??????? return cookieValue;
??? }
??? //Cookie设置值
??? function writeCookie (name, value, hours)
??? {
??????? var expire = "";
??????? if (hours != null)
??????? {
??????????? expire = new Date ((new Date ()).getTime () + hours * 3600000);
??????????? expire = "; expires=" + expire.toGMTString ();
??????? }
??????? document.cookie = name + "=" + escape (value) + expire;
??? }
???//调用设置
???writeCookie ("myCookie", "my name", 24);
???//调用取值
???alert (readCookie ("myCookie"));
</script>
js通过cookie对两个没有关系的jsp页面进行传值
原文地址：https://www.cnblogs.com/chenlove/p/8489646.html