【常用cnd链接】 Bootstrap: ~~~ <link rel="stylesheet" href="http://apps.bdimg.com/libs/bootstrap/3.3.4/css/bootstrap.min.css"> <script src="http://apps.bdimg.com/libs/bootstrap/3.3.4/js/bootstrap.min.js"></script> ~~~ jQuery: ~~~ <script src="http://apps.bdimg.com/libs/jquery/2.1.4/jquery.min.js"></script> <script src="http://apps.bdimg.com/libs/jqueryui/1.10.4/jquery-ui.min.js"></script> ~~~ AngularJS: `<script src="http://apps.bdimg.com/libs/angular.js/1.5.0-beta.0/angular.min.js"></script>` VueJS: `<script src="http://apps.bdimg.com/libs/vue/1.0.14/vue.js"></script>` 网站： 百度静态资源公共库 http://cdn.code.baidu.com/ Google Hosted Libraries： https://developers.google.com/speed/libraries/