html
<!-- file: resources/public/index.html -->
<!doctype html>
<html>
<head>
<meta charset="utf-8" />
<title>Hello World</title>
</head>
<body>
<div id="app">
Loading....
</div>
<!-- JS -->
<script type="text/javascript" src="./js/app.js"></script>
</script>
</body>
</html>
;; file: src/app/core.cljs
(defn ^:export main []
(->> "app"
(js/document.getElementById)
(render-app-element)))