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>
<link id="style1" rel="stylesheet" type="text/css" href="style1.css">
<script>
function displayResult(){
	document.getElementById("style1").href="style2.css";
}
</script>
</head>
<body>
	
<h1>我的网站主页</h1>
<button type="button" onclick="displayResult()">切换样式表</button>

</body>
</html>
              