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<head>

  <meta charset=UTF-8>

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

  <title>onratechange — audio handler</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}#status{margin-top:.75rem;padding:.75rem 1rem;border-radius:8px;font-size:.875rem;font-weight:600;max-width:420px;background:#eff6ff;border:1px solid #bfdbfe;color:#1e40af}.hint{font-size:.875rem;color:#64748b}</style>

</head>

<body>

  <h1>onratechange on audio</h1>

  <p class=hint>Use the browser playback-speed menu on the audio controls (often a gear or &ldquo;1&times;&rdquo; icon).</p>

  <audio controls id=myMedia onratechange=handleRateChange()>

    <source src=/audio/count.mp3 type=audio/mpeg>

  </audio>

  <p id=status>Playback speed: 1&times;</p>



  <script>function handleRateChange(){var e=document.getElementById("myMedia").playbackRate;document.getElementById("status").textContent="Playback speed: "+e+"×",document.getElementById("status").style.background="#f0fdf4",document.getElementById("status").style.borderColor="#bbf7d0",document.getElementById("status").style.color="#166534"}</script>

</body>

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HTML onratechange Attribute — Inline audio handler