在线运行代码 - 菜鸟教程

<!DOCTYPE html>
<html>
<head> 
<meta charset="utf-8"> 
<title>菜鸟教程(cainiaoplay.com)</title>
<script src="https://apps.bdimg.com/libs/prototype/1.7.1.0/prototype.js"></script>
<script>
function myFunction(){
	$("h01").insert("Hello Prototype!");
}
Event.observe(window,"load",myFunction);
</script>
</head>
<body>
	
<h1 id="h01"></h1>
</body>
	
</html>

源代码

动行结果