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<html><body><h1>HTML DOM Events</h1><h2>The oncopy Event</h2><p>Use the addEventListener() method to attach a copy event to an input element.</p><input id="myInput" type="text" value="Try to copy me"><p id="demo"></p><script>document.getElementById("myInput").addEventListener("copy", myFunction);function myFunction() { document.getElementById("demo").innerHTML = "You copied text!"}</script></body></html>