        const elm = document.getElementById('testLocalStorageSetGet');
            elm.textContent = localStorage.getItem('mph');
          })();
        </script>
      </li>

      <li>
        <strong>length</strong>
        <code id="testLocalStorageLen"></code>
        <script type="text/partytown">
          (function () {
            const elm = document.getElementById('testLocalStorageLen');
            elm.textContent = localStorage.length;
          })();
        </script>
      </li>

      <li>
