<!DOCTYPE html>
<html>
<head>
<title>
DOM normalize Method
</title>
</head>
<body onload="normalizeNode()" style="text-align:center">
<h1>GeeksforGeeks</h1>
<h2>DOM normalize() Method</h2>
<button onclick="normalizeNode()">
Normalize
</button>
<button onclick="addNode()">
Add node
</button>
<p>There are <span id="count"></span> child nodes.</p>
<script>
// onload is used to reset the child text nodes
// count when page is refreshed and addNode
// function is used for addNode button
function addNode() {
// Creating a text node named "Normalize"
let textNode =
document.createTextNode("Normalize ");
// Using variable text_body to
//access the whole body
let text_body = document.body;
// Adding text node to the end of the body
text_body.appendChild(textNode);
// Count is used to store number of child text
// nodes present in the document
let text_node =
document.getElementById("count");
// innerHTML fetches value of text_node and
// update it with new value.
text_node.innerHTML =
text_body.childNodes.length;
}
// normalizeNode function is used to Normalize button
function normalizeNode() {
document.normalize();
let text_body = document.body;
let node_count =
document.getElementById("count");
node_count.innerHTML =
text_body.childNodes.length;
}
</script>
</body>
</html>