browser_formdata_sample.html

Enable keyboard shortcuts

<!DOCTYPE html>

<html lang="en">

  <head>

    <meta charset="utf-8">

    <title>browser_formdata_sample.html</title>

  </head>

  <body>

    <input id="txt" />

    <iframe id="iframe"></iframe>

    <script type="text/javascript">

      let isOuter = window == window.top;

      if (isOuter) {

        let iframe = document.getElementById("iframe");

        iframe.setAttribute("src", "https://example.com" + location.pathname);

    </script>

  </body>

</html>