<html>
<body>
<p>Press a key on the keyboard in the input field.</p>
<input type="text" size="40" onkeydown="myFunction(event)">
<p><strong>Note:</strong> The key property is not supported in Safari or IE 8 and earlier versions.</p>
<p id="demo"></p>
<script>
function myFunction(event) {
var x = event.key;
document.getElementById("demo").innerHTML = "The pressed key was: " + x;
}
</script>
</body>
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</html>