菜鸟教程在线编辑器

AI 编程工具

 
                <!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>菜鸟教程(runoob.com)</title>
<base id="htmldom" href="https://www.248k.com/jsref/">
</head>
<body>

<p>基础URL 是:
<script>
document.write(document.getElementById("htmldom").href);
</script>
</p>

</body>
</html>
              