<script type="text/javascript" src="js/<a%20style=" color: text-decoration:underline title="jquery" href="https://www.php.cn/zt/15736.html" target="_blank">jquery.js"></script> //与prototype 类似的框架
<script type="text/javascript" src="js/jcookie.js"></script> //插件
复制代码 代码如下:
/*JCookie.js * /
jQuery.cookie = function(name, value, options) {
if (typeof value != 'undefined') { // name and value given, set cookie
options = options || {};
if (value === null) {
value = '';
options.expires = -1;
}
var expires = '';
if (options.expires && (typeof options.expires == 'number' || options.expires.toUTCString)) {
var date;
if (typeof options.expires == 'number') {
date = new Date();
date.setTime(date.getTime() + (options.expires * 24 * 60 * 60 * 1000));
} else {
date = options.expires;
}
expires = '; expires=' + date.toUTCString(); // use expires attribute, max-age is not supported by IE
}
var path = options.path ? '; path=' + options.path : '';
var domain = options.domain ? '; domain=' + options.domain : '';
var secure = options.secure ? '; secure' : '';
document.cookie = [name, '=', encodeURIComponent(value), expires, path, domain, secure].join('');
} else { // only name given, get cookie
var cookieValue = null;
if (document.cookie && document.cookie != '') {
var cookies = document.cookie.split(';');
for (var i = 0; i var cookie = jQuery.trim(cookies[i]);
// Does this cookie string begin with the name we want?
if (cookie.substring(0, name.length + 1) == (name + '=')) {
cookieValue = decodeURIComponent(cookie.substring(name.length + 1));
break;
}
}
}
return cookieValue;
}
};
复制代码 代码如下:
<script type="text/javascript"> <br>var historyp; <br>//最新访问的商品编号ID <br>var nid="新商品编号ID"; <br>//设置cookie保存的浏览记录的条数 <br>var N=10; <br>var count=0; <br>//判断是否存在cookie <br>if($.cookie('smile1314h')==null) //cookie 不存在 <br>{ <br>//创建新的cookie,保存浏览记录 <br>$.cookie('smile1314h',nid,{expires:7,path:'/'}); <br>//$.cookie('smile1314h',nid,{expires:7,path:'/',domain:'smile1314.com',secure:true}); <br>} <br>else //cookies已经存在 <br>{ <br>//获取浏览过的商品编号ID <br>historyp=$.cookie('smile1314h'); <br>var check_result = $('#latestp'); <br>check_result.html('<img src=/CSS/Image/Loading.gif style=/"margin-left:40px;;/" alt="Jquery 最近浏览过的商品的功能实现代码_jquery" >'); <br>//ajax 根据产品编号获取信息列表 <br>$.ajax({ //一个Ajax过程 <br>type: "get", <br>url : "/Comm/getLatestProduct.ashx", <br>dataType:'html', <br>data: "P_Id="+historyp, <br>success: function(json){ <br>check_result.html(""); <br>check_result.html(json); <br>}}); <br>//分解字符串为数组 <br>var pArray=historyp.split(','); <br>//最新访问的商品编号放置载最前面 <br>historyp=nid; <br>//判断是该商品编号是否存在于最近访问的记录里面 <br>for(var i=0;i<pArray.length;i++) <br>{ <br>if(pArray[i]!=nid) <br>{ <br>historyp=historyp+","+pArray[i]; <br>count++; <br>if(count==N-1) <br>{ <br>break; <br>} <br>} <br>} <br>//修改cookie的值 <br>$.cookie('smile1314h',historyp); <br>} <br></script>
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