当前位置: 首页 > 图文教程 > 网络编程 > Javascript > JavaScript Cookie显示用户上次访问的时间和次数

Javascript
[原创]javascript 定时广告显示(两个时间段)
jquery ui dialog里调用datepicker的问题
ext 代码生成器
javascript 局部页面打印实现代码
Javascript 继承实现例子
Javascript 继承机制的实现
Javascript 继承机制实例
Javascript 作用域使用说明
Javascript Math对象
Javascript Global对象
什么是JavaScript
img标签中onerror用法
使用JQuery和s3captche实现一个水果名字的验证
JavaScript写的一个DIV 弹出网页对话框
IE8 下的Js错误HTML Parsing Error...
jQuery ui 1.7更新小结
javascript 多级checkbox选择效果
google地图的路线实现代码
Javascript 访问样式表实现代码
JS 控制CSS样式表

Javascript 中的 JavaScript Cookie显示用户上次访问的时间和次数


出处:互联网   整理: 软晨网(RuanChen.com)   发布: 2010-01-10   浏览: 476 ::
收藏到网摘: n/a

用cookies记录用户的访问时间与次数,然后再次访问时,在读取。 httml代码:
复制代码 代码如下:

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>Untitled Document</title>
</head>
<body onload="start()">
</body>
</html>


JS代码:
复制代码 代码如下:

<script language="JavaScript" type="text/javascript">
<!--
function getCookie(name){
if(document.cookie.length > 0){
start = document.cookie.indexOf(name + "=");
if( start != -1){
start = start +name.length + 1;
end = document.cookie.indexOf(";",start);
if( end == -1){
end = document.cookie.length;
}
return decodeURI(document.cookie.substring(start,end));
}
}
return "";
}
function setCookie(name, value, expires, path, domain, secure){
var curcookie = name + "=" +encodeURI(value)
+ ((expires) ? ";expires=" + expires.toGMTString() : "")
+ ((path) ? ";path=" + path : "")
+ ((domain) ? ";domain=" + domain : "")
+ ((secure) ? ";secure" : "");
document.cookie = curcookie;
}
function start() {
var text = "";
var visitorName = getCookie("VisitorName");
var lasttime = getCookie("time");
var isnMonth = new Array("1月","2月","3月","4月","5月","6月","7月","8月","9月","10月","11月","12月");
var isnDay = new Array("星期日","星期一","星期二","星期三","星期四","星期五","星期六");
var today = new Date();
var year = today.getYear();
var day = today.getDate();
var cookietime = year + "年" + isnMonth[today.getMonth()] + day +"日" + isnDay[today.getDay()];
today.setTime(today.getTime() + 365*24*60*60*1000);
setCookie("time",cookietime,today);
if(visitorName =="") {
visitorName = prompt("Input your name:");
setCookie("VisitorName",visitorName,today);
document.write("Hello,"+ visitorName + "首次光臨本站,請多提寶貴意見");
}
else {
text += "Hello,"+ visitorName + "您是第 " + count() + "次訪問本站,<br>上次訪問時間為:" + lasttime;
document.write(text);
}
}
function count() {
var now = new Date();
now.setTime(now.getTime() + 365*24*60*60*1000);
var visits = getCookie("counter");
if( !visits ){
visits = 1;
}else {
visits = parseInt(visits) + 1;
}
setCookie("counter",visits,now);
return visits;
}
-->
</script>