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<head>
  <meta charset="utf-8">
  <title>Lodash isBoolean — boxed</title>
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<body>
  <h1>_.isBoolean — wrappers</h1>
  <pre id="out"></pre>
  <script src="https://cdn.jsdelivr.net/npm/lodash@4.17.21/lodash.min.js"></script>
  <script>
    (function () {
      document.getElementById("out").textContent =
        "boxedFalse: " + _.isBoolean(new Boolean(false)) + "\n" +
        "numberOne: " + _.isBoolean(1) + "\n" +
        "stringTrue: " + _.isBoolean("true");
    })();
  </script>
</body>
</html>

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Lodash _.isBoolean — boxed vs number/string (Try It)