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XML DOM replaceChild() Method

Element Object Reference Complete Element Object Reference

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> element:

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);

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Element Object Reference Complete Element Object Reference

From http://www.w3schools.com (Copyright Refsnes Data)