1）、百度 CDN
<head>
<script src="https://apps.bdimg.com/libs/jquery/2.1.4/jquery.min.js"></script>
</head>
2）、新浪 CDN
<head>
<script src="https://lib.sinaapp.com/js/jquery/2.0.2/jquery-2.0.2.min.js"></script>
</head>
3）、又拍云 CDN
<head>
<script src="https://upcdn.b0.upaiyun.com/libs/jquery/jquery-2.0.2.min.js"></script>
</head>
4）、Staticfile CDN
<head>
<script src="https://cdn.staticfile.org/jquery/1.10.2/jquery.min.js"></script>
</head>
5）、Google CDN
<head>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.10.2/jquery.min.js"></script>
</head>
6）、Microsoft CDN
<head>
<script src="https://ajax.aspnetcdn.com/ajax/jquery/jquery-1.9.0.min.js"></script>
</head>
