<!DOCTYPE html>
<html lang="en-US">
<body>
<p>This is paragraph 1</p>
<p>This is paragraph 2</p>
<p>This is paragraph 1</p>
<button onclick="myFunction()">Compare All</button>
<script>
var p1 = document.getElementsByTagName("p")[0];
var p2 = document.getElementsByTagName("p")[1];
var p3 = document.getElementsByTagName("p")[2];
function myFunction(){
console.log("p1 vs p1 isEqualNode() "+p1.isEqualNode(p1));
console.log("p1 vs p1 isSameNode() "+p1.isSameNode(p1));
console.log("p1 vs p2 isEqualNode() "+p1.isEqualNode(p2));
console.log("p1 vs p2 isSameNode() "+p1.isSameNode(p2));
console.log("p1 vs p3 isEqualNode() "+p1.isEqualNode(p3));
console.log("p1 vs p3 isSameNode() "+p1.isSameNode(p3));
}
</script>
<p><strong>Note</strong>: Check your console (Press F12).</p> </body>
</html>