index代码：
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Todo</title>
<meta name="viewport" content="initial-scale=1, maximum-scale=1, user-scalable=no, width=device-width">
<link href="lib/ionic/css/ionic.css" rel="stylesheet">
<script src="lib/ionic/js/ionic.bundle.js"></script>
<!-- 在使用 Cordova/PhoneGap 创建的 APP 中包含的文件，由 Cordova/PhoneGap 提供，(开发过程中显示 404) -->
<script src="js/app2.js"></script>
<script src="cordova.js"></script>
</head>
<body>
<!--头部样式-->
<div class="bar bar-header bar-light">
<h1 class="title">bar-light</h1></div>
<div class="bar bar-header bar-positive">
<h1 class="title">bar-positive</div>
<div class="bar bar-header bar-energized">
<h1 class="title">bar-energized</h1></div>
<div class="bar bar-header bar-assertive">
<h1 class="title">bar-assertive</h1></div>
<div class="bar bar-header bar-royal">
<h1 class="title">bar-royal</h1></div>
<div class="bar bar-header bar-dark">
<h1 class="title">bar-dark</h1></div>
<div class="bar bar-header bar-calm">
<h1 class="title">bar-calm></h1></div>
<!--副标题-->
<div class="bar bar-header">
<h1 class="title">Header</h1>
</div>
<div class="bar bar-subheader">
<h2 class="title">sub Header</h2>
</div>
<!--底部-->
<div class="bar bar-footer bar-balanced">
<div class="title">Footer</div>
</div>
<div class="bar bar-footer">
<button class="button button-clear">Left</button>
<div class="title">Title</div>
<button class="button btton-clear">Right</button>
</div>
<div class="bar bar-footer">
<button class="button button-clear pull-right">Right</button>
</div>
</body>
</html>
参考资料：《菜鸟教程》