HTML Code

<!DOCTYPE html>

<html lang="en">

<head>

  <meta charset="utf-8">

  <title>jQuery .odd() table</title>

  <style>

    .row-odd { background: #f0f0f0; }

    table { border-collapse: collapse; width: 100%; max-width: 400px; }

    td, th { border: 1px solid #ccc; padding: 8px; }

  </style>

</head>

<body>

  <table id="data-table">

    <thead>

      <tr><th>Name</th><th>Score</th></tr>

    </thead>

    <tbody>

      <tr><td>Alice</td><td>92</td></tr>

      <tr><td>Bob</td><td>85</td></tr>

      <tr><td>Carol</td><td>78</td></tr>

      <tr><td>Dan</td><td>88</td></tr>

      <tr><td>Eve</td><td>95</td></tr>

    </tbody>

  </table>

  <script src="https://code.jquery.com/jquery-3.7.1.min.js"></script>

  <script>

    $("#data-table tbody tr").odd().addClass("row-odd");

  </script>

</body>

</html>

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