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



  <title>oncanplay — event order</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}audio{display:block;max-width:100%;margin-bottom:.75rem}ul{margin:0;padding-left:1.25rem;font-size:.8125rem;max-width:420px}li{margin-bottom:.35rem}.canplay{color:#1d4ed8;font-weight:600}code{background:#e2e8f0;padding:.1rem .35rem;border-radius:4px}</style>



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  <h1>canplay in the load sequence</h1>



  <p><code>canplay</code> usually fires after metadata and first frame data — before <code>canplaythrough</code>.</p>



  <audio id=audio controls>



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



  </audio>



  <ul id=log></ul>





  <script>var audio=document.getElementById("audio"),log=document.getElementById("log");function add(a,d){var e=document.createElement("li");d&&(e.className=d),e.textContent=a,log.appendChild(e)}audio.addEventListener("loadedmetadata",(function(){add("loadedmetadata — duration and track info available")})),audio.addEventListener("loadeddata",(function(){add("loadeddata — first frame of media ready")})),audio.addEventListener("canplay",(function(){add("canplay — enough buffered to start playback","canplay")}))</script>



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HTML oncanplay Attribute — Media Event Timeline