HTML Code

<!DOCTYPE html>
<html lang=en>
<head>
  <meta charset=UTF-8>
  <meta name=viewport content="width=device-width,initial-scale=1">
  <title>hidden — toggle 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 1rem;font-size:1.25rem;color:#0f172a}button{font:inherit;padding:.45rem .85rem;border:1px solid #cbd5e1;border-radius:6px;background:#2563eb;color:#fff;cursor:pointer}#toggleElement{margin-top:.75rem;padding:.75rem 1rem;background:#dbeafe;border:1px solid #93c5fd;border-radius:8px;max-width:420px}.hint{margin-top:1rem;font-size:.8125rem;color:#64748b;max-width:420px}code{background:#e2e8f0;padding:.1rem .35rem;border-radius:4px}</style>
</head>
<body>
  <h1>hidden — toggle with JS</h1>
  <button type=button id=toggleBtn>Toggle visibility</button>
  <div id=toggleElement>
    <p style=margin:0>This panel can be shown or hidden with the button.</p>
  </div>
  <p class=hint>Uses <code>element.hidden = !element.hidden</code> to flip visibility.</p>

  <script>document.getElementById("toggleBtn").addEventListener("click",(function(){var e=document.getElementById("toggleElement");e.hidden=!e.hidden}))</script>
</body>
</html>

Lines: 0 | Characters: 0

Live Preview Auto-refresh on Run

HTML hidden Attribute — Toggle Visibility