添加了 ng-app。但它仍然显示为纯文本而不是结果。少了什么东西?
<!DOCTYPE html>
<html>
<head>
<script data-require="angular.js@*" data-semver="2.0.0-alpha.45"
src="https://code.angularjs.org/2.0.0-alpha.45/angular.js"></script>
<link rel="stylesheet" href="style.css" />
<script src="script.js"></script>
</head>
<body ng-app>
<h1>Hello Plunker!</h1>
{{ 67 / 23 }}
</body>
</html>