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<html lang="en">
<head>
  <meta charset="utf-8">
  <title>_.VERSION — semver trap</title>
</head>
<body>
  <h1>String compare is not semver</h1>
  <pre id="out"></pre>
  <script src="https://cdn.jsdelivr.net/npm/lodash@4.17.21/lodash.min.js"></script>
  <script>
    var wrong = ("4.17.9" >= "4.17.10");
    var pinOk = (_.VERSION === "4.17.21");
    document.getElementById("out").textContent =
      '"4.17.9" >= "4.17.10" → ' + wrong + "\n" +
      "_.VERSION === '4.17.21' → " + pinOk + "\n" +
      "loaded: " + _.VERSION;
  </script>
</body>
</html>

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Lodash _.VERSION — semver string trap (Try It)