删除网站中非本站超链接.html
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
<title></title>
</head>
<body>
<a href="//only4.work">//only4.work</a>
<div>
<a href="//baidu.com">//baidu.com</a>
<a href="//www.only4.work/">//www.only4.work/</a>
</div>
<a href="//666.only4.work/">//666.only4.work/</a>
<script>
function getHref() {
var hrefArr = document.getElementsByTagName('a'); /* 获取这个页面的所有A标签 */
for (var i = 0; i < hrefArr.length; i++) {
var url = hrefArr[i].href;
var urlstr = url.split("/"); /* 以“ / ”进行分割， urlstr 会是一个数组 */
/* urlstr[0] 为 http(s) 协议，urlstr[2] 为 网址域名 */
if (urlstr[2] && urlstr[2] != document.domain) {
hrefArr[i].removeAttribute("href"); // 取消超链接
// hrefArr[i].setAttribute( "href ",""); // 设置超链接
}
}
}
getHref();
</script>
</body>
</html>