HTML Code

<!DOCTYPE html>

<html lang=en>

<head>

  <meta charset=UTF-8>

  <meta name=viewport content="width=device-width,initial-scale=1">

  <title>valign — JavaScript example</title>

  <style>body{font-family:system-ui,sans-serif;margin:0;padding:1.5rem;background:#f8fafc;color:#334155;line-height:1.7}h1{margin:0 0 .75rem;font-size:1.25rem;color:#0f172a}table{border-collapse:collapse;width:100%;max-width:20rem;background:#fff}td{border:1px solid #cbd5e1;padding:.5rem .75rem;height:6rem}button{margin-top:.75rem;margin-right:.5rem;padding:.45rem .85rem;border:1px solid #cbd5e1;border-radius:6px;background:#fff;cursor:pointer;font:inherit}.hint{font-size:.8125rem;color:#64748b;margin-top:.75rem}</style>

</head>

<body>

  <h1>Dynamic valign</h1>



  <table>

    <tr>

      <td id=dynamicCell>This text moves vertically when you click a button.</td>

    </tr>

  </table>



  <button type=button onclick='setAlign("top")'>Top</button>

  <button type=button onclick='setAlign("middle")'>Middle</button>

  <button type=button onclick='setAlign("bottom")'>Bottom</button>



  <script>function setAlign(t){document.getElementById("dynamicCell").setAttribute("valign",t)}</script>



  <p class=hint>Uses <code>setAttribute("valign", ...)</code>. For new projects, prefer CSS <code>vertical-align</code> instead.</p>

</body>

</html>

Lines: 0 | Characters: 0

Live Preview Auto-refresh on Run

HTML valign Attribute — dynamic change