親フォルダ タブ 
<!DOCTYPE html>
<html>
<head>
<meta content="width=device-width initial-scale=1.0 minimum-scale=1.0 maximum-scale=1.0 user-scalable=no" name="viewport">
<meta charset="UTF-8">
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/4.1.1/css/bootstrap.css">

<style>
</style>

<script>
// jQuery
$(function(){});

// API
setTimeout(function(){}, 1000);

// 関数定義と同じ
var test = function(){};

// 無名関数の実行
(funcion(){})():
</script>

</head>
<body>


</body>
</html>