<html lang="en">
<head>
<meta charset="utf-8">
<title>jQuery UI 按钮（Button） - 复选框</title>
<link rel="stylesheet" href="https://libs.baidu.com/jqueryui/1.10.4/css/jquery-ui.min.css">
<script src="https://libs.baidu.com/jquery/1.10.2/jquery.min.js"></script>
<script src="https://libs.baidu.com/jqueryui/1.10.4/jquery-ui.min.js"></script>
<link rel="stylesheet" href="/demo/jqueryui/style.css">
<script>
$(function() {
$( "#check" ).button();
$( "#format" ).buttonset();
});
</script>
<style>
#format { margin-top: 2em; }
</style>
</head>
<body>
<input type="checkbox" id="check"><label for="check">切换</label>
<div id="format">
<input type="checkbox" id="check1"><label for="check1">B</label>
<input type="checkbox" id="check2"><label for="check2">I</label>
<input type="checkbox" id="check3"><label for="check3">U</label>
</div>
</body>
</html>