<!DOCTYPE html>
<html>
<head>
<script type="text/javascript" src="jquery.min.js"></script>
<script type="text/javascript" src="jquery.qrcode.min.js"></script>
<meta http-equiv="Content-Type" content="text/html;charset=UTF-8">
<script>
$(document).ready(function(){
$("#qrcode").qrcode("http://blog.youkuaiyun.com/ljh_learn_from_base");
});
</script>
</head>
<body>
<p>在网页上生成的二维码如下:</p>
<div id="qrcode"></div>
</body>
</html>