XML DOM insertBefore() Method
Complete Element Object Reference
Definition and Usage
The insertBefore() method inserts a new child node before an existing child
node.
This method returns the new child node.
Syntax
elementNode.insertBefore(new_node,existing_node)
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Parameter |
Description |
new_node |
Required. The node to insert |
existing_node |
Required. The existing node. The new node is inserted
before this node. |
Example
The following code fragment loads "books.xml"
into xmlDoc using
loadXMLDoc(), creates a new <book> node and inserts it before
the last <book>
element:
xmlDoc=loadXMLDoc("books.xml");
newNode=xmlDoc.createElement("book");
x=xmlDoc.documentElement;
y=xmlDoc.getElementsByTagName("book")[3];
x.insertBefore(newNode,y);
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Try-It-Yourself Demos
insertBefore() - Add a node before a specific node
Complete Element Object Reference
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