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<html lang="en">
<head>
  <meta charset="utf-8">
  <title>jQuery.uniqueSort() — look-alike</title>
</head>
<body>
  <ul>
    <li class="item">Alpha</li>
    <li class="item">Beta</li>
    <li class="item">Gamma</li>
  </ul>
  <pre id="out"></pre>
  <script src="https://code.jquery.com/jquery-3.7.1.min.js"></script>
  <script>
    (function () {
      var items = $("li.item").get();
      var before = items.length;
      $.uniqueSort(items);
      document.getElementById("out").textContent =
        "Before: " + before + "\nAfter: " + items.length;
    })();
  </script>
</body>
</html>

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jQuery.uniqueSort() — look-alike nodes (Try It)