Name
TreeWalker.parentNode( ) — return the nearest ancestor that is not filtered out
Availability
DOM Level 2 Traversal
Synopsis
Node parentNode( );
Returns
The nearest ancestor of the current node that is not filtered out, or
null if there is no such ancestor.
Description
This method sets currentNode to the nearest
ancestor of the current node that is not filtered out and returns
that ancestor. If there is no such ancestor, it leaves
currentNode unchanged and returns
null.
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