JSFiddle - React, Tailwind, and code Playground

HTML

<script>
  window.onload = function() {
    document.getElementById('myelement').onclick = function getUrlVars() {
      var url = window.location.href;
      console.log(url.substring(url.indexOf('?')));
    }
  }

</script>


<body>

  <a id="myelement" href="#">some link</a>

</body>