qr.htm

<!DOCTYPE html>
<html>
  <head>
    <meta charset="UTF-8"/>
    <title>qr code</title>
    <script src="./qr.js"></script>
  </head>
  <body>

    <h2>qr code</h2>
    
    <div>
      <div id="rep-url"></div>
      <img id="rep-qr" src=""/>
    </div>
    
  </body>
</html>