HTML Code

<!DOCTYPE html>



<html lang=en>



<head>



  <meta charset=UTF-8>



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



  <title>oncanplaythrough — addEventListener</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%;width:320px;border-radius:8px;background:#0f172a;margin-bottom:.75rem}.log{padding:.75rem 1rem;background:#eff6ff;border:1px solid #bfdbfe;border-radius:8px;font-size:.8125rem;max-width:420px}code{background:#e2e8f0;padding:.1rem .35rem;border-radius:4px}</style>



</head>



<body>



  <h1>video.addEventListener("canplaythrough")</h1>



  <p>Preferred modern pattern — enable autoplay or hide loaders when buffering looks sufficient.</p>



  <video id=clip controls>



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



  </video>



  <div class=log id=log>Waiting for canplaythrough…</div>





  <script>document.getElementById("clip").addEventListener("canplaythrough",(function(){document.getElementById("log").innerHTML="<strong>canplaythrough event:</strong> ready to play through. You can also use <code>video.oncanplaythrough</code>."}))</script>



</body>



</html>

Lines: 0 | Characters: 0

Live Preview Auto-refresh on Run

HTML oncanplaythrough Attribute — addEventListener