CutChar.html

<html>
  
  <header>
  </header>
  <body>
    <p id="demo">Cut Characters</p>
    <span id="cutchar"></span>
    <p>Some text, with a <code id="subject">code-formatted element</code> inside it.</p>
    <script type="text/javascript">
      window.onload=body_load;
  
      function body_load()
      {
        var GET = {};
        var query = window.location.search.substring(1);
        var param = query.split("=");
        var cutch1 = decodeURIComponent(param[1]);
        var cutch2 = cutch1.replace(/"/g,'');         
        var cutch3 = cutch2.replace(/{/g,'');
        var cutch4 = cutch3.replace(/}/g,'');
        document.querySelector('#cutchar').innerHTML = cutch4;
        const subject = document.querySelector('#subject');
        subject.insertAdjacentHTML('beforeend', cutch4);
      }
    </script>
  </body>
</html>