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<!DOCTYPE html>
<html>
<body>

<p>This example uses the addEventListener() method to attach a "click" event to a p element.</p>

<p id="demo">Click me.</p>

<script>
document.getElementById("demo").addEventListener("click", myFunction);

function myFunction() {
    document.getElementById("demo").innerHTML = "YOU CLICKED ME!";
}
</script>

</body>
</html>