HTML Code

<!DOCTYPE html>

<html lang=en>

<head>

  <meta charset=UTF-8>

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

  <title>ontimeupdate — inline</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}video{display:block;max-width:100%;border-radius:8px;margin-bottom:.75rem}#timeDisplay{padding:.75rem 1rem;border-radius:8px;font-size:.875rem;font-weight:600;max-width:420px;background:#f1f5f9;border:1px solid #e2e8f0;color:#475569}</style>

  <script>function updateTime(){var e=document.getElementById("myVideo");document.getElementById("timeDisplay").textContent="Current time: "+e.currentTime.toFixed(2)+" seconds"}</script>

</head>

<body>

  <h1>ontimeupdate on video</h1>



  <video id=myVideo width=320 height=240 controls ontimeupdate=updateTime()>

    <source src=/video/count.mp4 type=video/mp4>

    Your browser does not support the video tag.

  </video>



  <p id=timeDisplay aria-live=polite>Current time: 0.00 seconds</p>

</body>

</html>

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HTML ontimeupdate Attribute — inline handler