<html>
<body>
<h1>HTML DOM Events</h1>
<h2>The ondblclick Event</h2>
<p ondblclick="myFunction()">Double-click this paragraph to trigger a function.</p>
<p id="demo"></p>
<script>
function myFunction() {
document.getElementById("demo").innerHTML += "Hello World ";
}
</script>
</body>
</html>