<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width" />
<title></title>
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/jstree/3.2.1/themes/default/style.min.css" />
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/1.12.1/jquery.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/jstree/3.2.1/jstree.min.js"></script>
</head>
<body>
<div id="jstree_demo_div" style="font-size:10pt;">
<!-- in this example the tree is populated from inline HTML -->
<ul>
<li>
Root node 1
<ul>
<li id="child_node_1" data-jstree='{"icon":"http://www.jstree.com/tree.png"}'>Child node 1</li>
<li data-jstree='{"icon":"http://www.jstree.com/tree.png"}'>Child node 2</li>
</ul>
</li>
<li>Root node 2</li>
</ul>
</div>
<script>
$(function () { $('#jstree_demo_div').jstree(); });
</script>
</body>
</html>
源自：https://www.jstree.com/docs/html/