<!doctype html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>breadcrumb trail</title>
<script>
//<![CDATA[
window.onload=function(){
//分割相对路径
var items=location.pathname.substr(1).split('/');
//构建主路径
var mainpath="<a href='"+location.protocol+"//"+location.hostname+"/";
var breadcrumbTrail="<p>";
for(var i=0;i<items.length;i++){
//结尾的斜杠
if(items[i].length==0) break;
//将主路径增加到一个新的层次
mainpath+=items[i];
//在所有的项之后添加斜杠,最后一项除外
if(i<items.length-1)
mainpath+='/';
//创建面包屑路径部分
//仅对内部项添加箭头
if(i>0&&i<items.length)
breadcrumbTrail+=" -> ";
//添加面包屑
breadcrumbTrail+=mainpath+"'>"+items[i]+"</a>";
}
breadcrumbTrail+="</p>";
document.getElementById("breadcrumb").innerHTML=breadcrumbTrail;
}
//--><!]]>
</script>
</head>
<body>
<div id="breadcrumb"></div>
</body>
</html>
转载于:https://my.oschina.net/dingjunnan/blog/191493