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<!DOCTYPE html>



<html lang=en>



<head>



  <meta charset=UTF-8>



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



  <title>onabort — 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}img{display:block;margin:.75rem 0;border-radius:8px;border:1px solid #cbd5e1;max-width:200px;min-height:80px;background:#e2e8f0}button{padding:.5rem 1rem;font:inherit;cursor:pointer;border-radius:6px;border:1px solid #1d4ed8;background:#2563eb;color:#fff}.log{margin-top:1rem;padding:.75rem 1rem;background:#f0fdf4;border:1px solid #bbf7d0;border-radius:8px;font-size:.8125rem;max-width:480px}code{background:#e2e8f0;padding:.1rem .35rem;border-radius:4px}</style>



</head>



<body>



  <h1>addEventListener("abort")</h1>



  <img id=media alt="Loading demo" width=200>



  <button type=button id=cancelBtn>Cancel load (set src to empty)</button>



  <div class=log id=log>Listener attached — start by clicking Cancel while a load is in progress.</div>







  <script>



    var img = document.getElementById("media");



    var log = document.getElementById("log");







    img.addEventListener("abort", function () {



      log.innerHTML = "<strong>abort event:</strong> load canceled via <code>img.src = ""</code>.";



    });







    img.addEventListener("error", function () {



      log.innerHTML = "<strong>error event:</strong> load failed (different from abort).";



    });







    img.src = "/images/area-example.png?try=" + Date.now();







    document.getElementById("cancelBtn").addEventListener("click", function () {



      img.src = "";



    });



  </script>



</body>



</html>

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HTML onabort Attribute — addEventListener