在线运行代码 - 菜鸟教程

<!DOCTYPE html>
<html>
<head>
<script type="text/vbscript">
function myFunction()
alert("Hello World!")
end function
</script>
</head>

<body onload="myFunction()">

<p>We usually use the head section for functions (to be sure that the functions are loaded before they are called).</p>

</body>
</html>

源代码

动行结果