HTML Code

<!DOCTYPE html>

<html lang=en>

<head>

  <meta charset=UTF-8>

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

  <title>oncut — dynamic</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}.editor{padding:1rem;border:1px solid #cbd5e1;border-radius:8px;background:#fff;max-width:420px;outline:0}.log{margin-top:1rem;padding:.75rem 1rem;background:#f0fdf4;border:1px solid #bbf7d0;border-radius:8px;font-size:.8125rem;max-width:420px;min-height:2.5rem}</style>

</head>

<body>

  <h1>Dynamic oncut</h1>

  <p>Select and cut text from the editable area below.</p>

  <div class=editor id=dynamicEditable contenteditable=true>

    Dynamic editable content. Cut me!

  </div>

  <div class=log id=log>Cut event log will appear here…</div>



  <script>document.getElementById("dynamicEditable").oncut=function(){document.getElementById("log").textContent="Dynamic content cut! Custom logic executed."}</script>

</body>

</html>

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HTML oncut Attribute — Dynamic Handler