HTML Code

<!DOCTYPE html>

<html lang=en>

<head>

  <meta charset=UTF-8>

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

  <title>onsuspend — suspend + progress</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}#status{padding:.75rem 1rem;border-radius:8px;font-size:.875rem;font-weight:600;max-width:420px;background:#f1f5f9;border:1px solid #e2e8f0;color:#475569}</style>

</head>

<body>

  <h1>Suspend + progress status</h1>

  <p>Status tracks loading progress and when the browser suspends fetching.</p>



  <video id=media controls width=320>

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

    Your browser does not support the video tag.

  </video>

  <p id=status aria-live=polite>Ready — press play</p>



  <script>var media=document.getElementById("media"),status=document.getElementById("status");media.addEventListener("progress",(function(){status.textContent="Loading media data…",status.style.background="#fef3c7",status.style.borderColor="#fde68a",status.style.color="#92400e"})),media.addEventListener("suspend",(function(){status.textContent="Loading suspended — enough data buffered for now",status.style.background="#eff6ff",status.style.borderColor="#bfdbfe",status.style.color="#1e40af"})),media.addEventListener("playing",(function(){status.textContent="Playing",status.style.background="#f0fdf4",status.style.borderColor="#bbf7d0",status.style.color="#166534"}))</script>

</body>

</html>

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HTML onsuspend Attribute — suspend + progress pair