javascript TreeWalker nextNode( ), previousNode( )
| nextNode( ), previousNode( ) | NN 7 IE n/a DOM 2 |
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Move the internal NodeIterator pointer one position forward (nextNode( )) or backward (previousNode( )), while returning a reference to the node through which the pointer passed en route. These two methods operate as if the hierarchy were flattened (in the manner of a NodeIterator object). |
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| Parameters | |
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None. |
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| Returned Value | |
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Reference to a node in the document tree. |
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