The item() method is used to return the node at the specified index. The nodes are sorted as they appear in the source code. The index of the node list starts with 0.
Syntax
nodelist.item( index )or
nodelist[ index ] Parameters: This method accepts single parameter index which is used to hold the index of node which need to return. It is required parameter and the index starts with 0.
Return Value: This method returns the node at specified index.
Example
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<!DOCTYPE html>
<html>
<head>
<title>
HTML DOM item() Method
</title>
<!-- script to change node value -->
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<script>
function changeElement() {
var gfg = document.getElementById("geeks");
gfg.getElementsByTagName("P")[1].innerHTML =
"Welcome to GeeksforGeeks!";
}
</script>
</head>
<body>
<center>
<div id="geeks">
<h1 style="color:green;">GeeksforGeeks</h1>
<p>A computer science portal</p>
<p>DOM item() Method</p>
</div>
<button onclick="changeElement()">
Click Here!
</button>
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</center>
</body>
</html>
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