<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<script src="//libs.baidu.com/jquery/1.10.2/jquery.min.js">
</script>
<script>
$.noConflict();
jQuery(document).ready(function($){
$("button").click(function(){
$("p").text("jQuery 仍然在工作!");
});
});
</script>
</head>
<body>
<p>这是一个段落。</p>
<button>点我</button>
</body>
</html>