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<!DOCTYPE>
<html>
<head>
<meta charset="UTF-8">
<title>js 操作浏览器cookie-demo</title>
</head>
<body>
<input type="button" id="setCookie" value="点击设置cookie" />
<input type="button" id="delCookie" value="点击删除cookie" /> <br />
<script src="http://libs.baidu.com/jquery/1.11.1/jquery.min.js"></script>
<script>
$(document).ready(function() {
$("#setCookie").click(function(){
setCookie('myTest', 'liangxifeng');
alert('myTest cookie 设置成功：'+getCookie('myTest'));
});
$("#delCookie").click(function(){
delCookie('myTest');
alert('myTest cookie 删除成功：'+getCookie('myTest'));
})
})
//设置cookie
function setCookie(name,value)
{
var exp = new Date();
exp.setTime(exp.getTime() + 30*24*60*60*1000);
document.cookie = name + "="+ escape (value) + ";expires=" + exp.toGMTString();
}
//获取cookie
function getCookie(name)
{
var arr = document.cookie.match(new RegExp("(^| )"+name+"=([^;]*)(;|$)"));
if(arr != null) return unescape(arr[2]); return null;
}
//删除cookie
function delCookie(name)
{
var exp = new Date();
exp.setTime(exp.getTime() - 1);
var cval=getCookie(name);
if(cval!=null) document.cookie= name + "="+cval+";expires="+exp.toGMTString();
}
</script>
</body>
</html>