1,HTML source code£º
<![CDATA[
<html>
<head>
<title>How to use Cookie</title>
</head>
<body>
<script src="jsjava.js"></script>
<script>
var request=new HttpRequest(location.href);
var response=new HttpResponse();
var cookie=new Cookie("username","wanglei");
response.addCookie(cookie);
var cvalue=request.getCookie("username");
document.write(cvalue+"<br>");
request.removeCookie("username","","");
cvalue=request.getCookie("username");
document.write(cvalue+"<br>");
</script>
</body>
</html>
]]>
2,The display:
wanglei
null