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  <title>Lodash toSafeInteger — strings</title>
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  <h1>_.toSafeInteger — strings &amp; nullish</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 =
        "'-3.2' string: " + _.toSafeInteger("-3.2") + "\n" +
        "' 7 ' trim:     " + _.toSafeInteger(" 7 ") + "\n" +
        "'0x1f' hex:     " + _.toSafeInteger("0x1f") + "\n" +
        "'abc':          " + _.toSafeInteger("abc") + "\n" +
        "null:           " + _.toSafeInteger(null) + "\n" +
        "NaN:            " + _.toSafeInteger(NaN);
    })();
  </script>
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Lodash _.toSafeInteger — strings & nullish (Try It)