![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>jq</title>
<style type="text/css">
.left li { float: left; list-style: none; padding: 0 10px 0 0; }
</style>
<script type="text/javascript" src="http://apps.bdimg.com/libs/jquery/2.1.4/jquery.min.js"></script>
<!--<script type="text/javascript" src="js/jquery.min.js"></script>-->
<script type="text/javascript">
$(document).ready(function(){
$('#div ul').addClass('left')
}
)
</script>
</head>
<body>
<div id="div">
<ul>
<li>列表项</li>
<li>列表项</li>
<li>列表项</li>
<li>列表项</li>
<li>列表项</li>
<li>列表项</li>
</ul>
</div>
</body>
</html>点击 "运行实例" 按钮查看在线实例
