How to Execute a JavaScript when copying some text of a <p> element

P Example.

index.html

Example: HTML

<!DOCTYPE html>
<html>
<body>

<p oncopy="myFunction()">Try to copy this text</p>

<script>
function myFunction() {
  alert("You copied text!");
}
</script>

</body>
</html>

Output should be:

Type:	html
Category:	Web Tutorial
Sub Category:	HTML Attribute
Uploaded by:	Admin