JavaScript网页浏览历史记录

<fieldset id="xiaolin" style="border:1px red solid; width:300px; height:400px;line-height:25px; color:blue">
<legend style="color:red">您最近浏览过的新闻 </legend>
未找到您的最近浏览记录
</fieldset>
<script type="text/javascript">
// <![CDATA[
if(navigator.cookieEnabled){//判断是否支持Cookie
     var tag = document.getElementById("xiaolin");//输出结果DIV id
     var N = 10;//太长标题截取汉字字数
     var listCount = 10;//记录和显示最近几条
     var myTitle = escape(document.title) + "^";//取标题
     var myUrl = escape(location.pathname) + "$";//取地址
     var expTime = new Date(new Date().setDate(new Date().getDate() + 500));//设定过期时间为500天
     var edp = "|; expires=" + expTime.toGMTString() + "; path=/"; //; domain=xiaolin.net //组合Cookie参数
     var allCookie = document.cookie; //取出全部Cookie
     if(allCookie.indexOf("news=") != -1 || allCookie.indexOf("$|") != -1){//判断是否为第一次浏览
         var myCookieStart = allCookie.indexOf("news=") + "news=".length;
         var myCookieEnd = allCookie.indexOf("$|",myCookieStart);
         var myCookieall = unescape(allCookie.substring(myCookieStart,myCookieEnd));
         var myCookie = myCookieall.split("$");
         var myCookieTit = new Array();
         var myCookieUrl = new Array();
         for(var i = 0; i < myCookie.length; i++){
             var myCookieOne = myCookie[i].split("^");
             myCookieTit[i] = myCookieOne[0];
             myCookieUrl[i] = myCookieOne[1];
         }
         var tagDat = "";
         for(var i =myCookieTit.length - 1; i >= 0; i--){//从先到后顺序取得结果值
             var textCount = myCookieTit[i].replace(/[^\x00-\xff]/g,"aa").length;
                 if(textCount <= N*2){
                 texts = myCookieTit[i];
             }else{
                 for(var a = N; a < textCount; a++){
                     texts = myCookieTit[i].substr(0,a);
                     if(texts.replace(/[^\x00-\xff]/g,"aa").length >= N*2){
                         texts += "..."
                         break;
                     }
                 }
             }
             tagDat += "<a href=\"" + myCookieUrl[i] + "\"" + " title=\"" + myCookieTit[i] + "\">" + texts + "</a><br>"
         }
     tag.innerHTML =tagDat;//输出结果给页面div
     var newCookie = "";
     if(myCookie.length < listCount){
         for(i in myCookie){
             if(myCookieTit[i] == document.title) continue;//去除重复
             newCookie += escape(myCookieTit[i]) + "^" + escape(myCookieUrl[i]) + "$" ;
         }
     }else{
         for(var i = 1; i < listCount; i++){
             if(myCookieTit[i] == document.title) continue;
             newCookie += escape(myCookieTit[i]) + "^" + escape(myCookieUrl[i]) + "$" ;
         }
     }
     document.cookie = "news=" + newCookie + myTitle + myUrl + edp;//**********
     }else{//
         document.cookie = "news="+ myTitle + myUrl + edp;  
     }
}else{//不支持Cookie的处理
     tag.innerHTML="您浏览器关闭了cookie功能，不能为您自动保存最近浏览过的网页。"
}
// ]]>
</script>

标签: JavaScript

¥ 1.88
微信扫描即可打赏
服务器好贵
网站需要运营
给点小费以表支持