免費 AI IDE
【insert】
<!DOCTYPE html>
<html>
<head>
</head>
<body>
<script type='text/javascript'>
window.onload=function(){
var new_div = document.createElement("div");
var app_div = document.getElementById("app");
document.body.insertBefore(new_div, app_div);
}
</script>
</body>
</html>
