h2ospace/chain.html

## chain.html
<!doctype html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>Underscore</title>

	<script src="underscore-min.js"></script>
</head>
<body>

<script>
	(function() {

		var x;
		var a = [2, 5, 10, 8];

		x = _.chain(a)
			.shuffle()
			.map(function (num) {
				return num * 2;
			})
			.value();

		console.log(x);

	})();
</script>

</body>
</html>
	<!doctype html>
	<html lang="en">
	<head>
	<meta charset="UTF-8">
	<title>Underscore</title>

	<script src="underscore-min.js"></script>
	</head>
	<body>

	<script>
	(function() {

	var x;
	var a = [2, 5, 10, 8];

	x = _.chain(a)
	.shuffle()
	.map(function (num) {
	return num * 2;
	})
	.value();

	console.log(x);

	})();
	</script>

	</body>
	</html>