JavaScript node.replaceChild() Method
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JavaScript node.replaceChild() Method
The node.replaceChild() method replaces a child node with a new node.
Note: The new node could be an existing node in the document, or you can create a new node.
Example
HTML Online Editor
<!DOCTYPE html>
<html>
<body>
<ul><li>Honda</li><li>Yamaha</li></ul>
<button onclick="myFunction()">Remove Child</button>
<script>
function myFunction(){
var y = document.getElementsByTagName("ul")[0].childNodes[0];
var oldNode = y.childNodes[0];
var newNode = document.createTextNode("Harley Davidson");
y.replaceChild(newNode, oldNode);
}
</script>
</body>
</html>
Syntax
node.replaceChild(newChild, oldChild)
Parameter Values
| Value | Type | Explanation |
|---|---|---|
| newChild | Required | the new node to replace oldChild. |
| oldChild | Required | the existing child to be replaced.. |
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