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<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <title>Lodash _.toLower - normalize email (Try It)</title>
</head>
<body>
  <h1>_.toLower()</h1>
  <pre id="out"></pre>
  <script src="https://cdn.jsdelivr.net/npm/lodash@4.17.21/lodash.min.js"></script>
  <script>
    (function () {
      var raw = "  User@Example.COM  ";
var normalized = _.toLower(_.trim(raw));
document.getElementById("out").textContent = "normalized: " + normalized;
    })();
  </script>
</body>
</html>

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