学习ng-disabled 指令的实例。代码如下：
<!DOCTYPE html>
<html>
<head>
<title>AngularJS 实例 | Web176教程网web176.com</title>
<meta charset="utf-8">
<script src="https://cdn.staticfile.org/angular.js/1.4.6/angular.min.js"></script>
</head>
<body>
<div ng-app="" ng-init="mySwitch=true">
<p>
<button ng-disabled="mySwitch">点我!</button>
</p>
<p>
<input type="checkbox" ng-model="mySwitch"/>按钮
</p>
<p>
{{ mySwitch }}
</p>
</div>
</body>
</html>
试试效果！