HTML页面代码
<!DOCTYPE html>
<html>
<head><title></title><meta http-equiv="Content-Type" content="text/html; charset=utf-8" /><meta name="generator" content="pandoc" /><meta name="date" content="" /><script type="text/javascript" src="https://code.jquery.com/jquery-3.3.1.min.js"></script><script type="text/javascript" src="https://cdn.bootcss.com/jquery.qrcode/1.0/jquery.qrcode.min.js"></script>
</head>
<body>
<div id="qrcode"></div>
<script>
jQuery('#qrcode').qrcode("https://www.baidu.com");
</script>
</body>
</html>
