HTML Code

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <title>languages — first</title>
</head>
<body>
  <pre id="out"></pre>
  <script>
    var first = navigator.languages[0];
    document.getElementById("out").textContent =
      "languages[0]: " + first +
      "\nlanguage: " + navigator.language +
      "\nsame?: " + (first === navigator.language);
  </script>
</body>
</html>

Lines: 0 | Characters: 0

Live Preview Auto-refresh on Run

languages — first equals language (Try It)