The HTML DOM nodeValue Property is used to describe the property of a given node. It is used to set or get the nodeValue in Any Html document. Prerequisites DOM (Document Object Model)
Syntax:
let x = document.getElementById("nodeId").firstChild;
x.nodeType;
x.nodeName;
x.nodeValue;
Parameters: No parameters are required.
Return value: The HTML nodeValue property returns the following type of values
- null: for element and document nodes.
- attribute value: for any attribute.
- content: for any text node or comment node.
Example: Following example create a paragraph tag which is "divId" and provide a button that produces paragraph tag properties and returns its value to a tag whose id is "GeeksForGeeks".
<!DOCTYPE html>
<html>
<head>
<title>
HTML | DOM nodeValue Property
</title>
</head>
<body>
<center>
<h1 style="color:green">GeeksforGeeks</h1>
<p>
Click the button get the node value of
the first button element in the document.
</p>
<button onclick="myFunction()">Try it</button>
<p id="geeks"></p>
<script>
function myFunction() {
let g = document.getElementsByTagName("BUTTON")[0];
let f = g.childNodes[0].nodeValue;
document.getElementById("geeks").innerHTML = f;
}
</script>
</center>
</body>
</html>
Output:
Supported Browsers: The browser supported by DOM nodeValue properties are listed below:
- Google Chrome 1 and above
- Edge 12 and above
- Internet Explorer 6 and above
- Firefox 1 and above
- Opera 12.1 and above
- Safari 1 and above
