<html>
<body>
<p>Press a key on the keyboard in the input field to get the number and character of the pressed key.</p>
<input type="text" size="40" onkeypress="myFunction(event)">
<p id="demo"></p>
<script>
function myFunction(event) {
var x = event.keyCode || event.which; // Get the Unicode value
var y = String.fromCharCode(x); // Convert the value into a character
document.getElementById("demo").innerHTML = "Number: " + x + " = Character: " + y;
}
</script>
</body>
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</html>