HTML Code

<!DOCTYPE html>

<html lang=en>

<head>

  <meta charset=UTF-8>

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

  <title>type — checkbox and button</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}fieldset{border:1px solid #e2e8f0;border-radius:8px;padding:.75rem 1rem;margin-bottom:1rem}legend{font-weight:600;padding:0 .25rem}label{display:block;margin:.35rem 0}button{margin-right:.5rem;padding:.45rem .85rem;border:1px solid #cbd5e1;border-radius:6px;background:#fff;cursor:pointer;font:inherit}button[type=submit]{background:#2563eb;color:#fff;border-color:#2563eb}.hint{font-size:.8125rem;color:#64748b;margin-top:.75rem}</style>

</head>

<body>

  <h1>Checkbox, radio, and button types</h1>



  <form onsubmit='event.preventDefault(),alert("Form submitted!")'>

    <fieldset>

      <legend>Newsletter</legend>

      <label><input type=checkbox name=newsletter value=yes> Subscribe to updates</label>

    </fieldset>



    <fieldset>

      <legend>Plan</legend>

      <label><input type=radio name=plan value=free checked> Free</label>

      <label><input type=radio name=plan value=pro> Pro</label>

    </fieldset>



    <button type=button onclick='alert("Clicked — does not submit the form")'>Preview</button>

    <button type=submit>Save</button>

  </form>



  <p class=hint><code>type="button"</code> runs JavaScript only. <code>type="submit"</code> sends the form.</p>

</body>

</html>

Lines: 0 | Characters: 0

Live Preview Auto-refresh on Run

HTML type Attribute — checkbox, radio, button