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DOM Examples DOM ValidatorXML DOM replaceChild() Method
Node Object
Definition and Usage
The replaceChild() method replaces a child node with another.
This function returns the replaced node on success, or NULL on failure.
Syntax
elementNode.replaceChild(new_node,old_node)
| Parameter | Description |
|---|---|
| new_node | Required. Specifies the new node |
| old_node | Required. Specifies the child node to replace |
Example
The following code fragment loads "books.xml" into xmlDoc using loadXMLDoc() and replaces the first <book> node:
Example
xmlDoc=loadXMLDoc("books.xml");
x=xmlDoc.documentElement;
//create a book element
newNode=xmlDoc.createElement("book");
y=xmlDoc.getElementsByTagName("book")[0]
//replace the first book node with the new node
x.replaceChild(newNode,y);
x=xmlDoc.documentElement;
//create a book element
newNode=xmlDoc.createElement("book");
y=xmlDoc.getElementsByTagName("book")[0]
//replace the first book node with the new node
x.replaceChild(newNode,y);
Try it yourself »
Node Object
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