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