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HTML Code

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <title>Match \x09</title>
</head>
<body>
  <h1>Tab via hex</h1>
  <pre id="out"></pre>
  <script>
    var row = "name\x09age";
    document.getElementById("out").textContent =
      /\x09/.test(row) + "\n" +
      JSON.stringify(row.split(/\x09/)) + "\n" +
      "same as \\t: " + /\t/.test(row);
  </script>
</body>
</html>

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JavaScript RegExp \xHH — tab \x09 (Try It)