November 2001
Intermediate to advanced
936 pages
68h 43m
English
TreeWalker.previousSibling( ) — return the previous sibling that is not filtered out
DOM Level 2 Traversal
Node previousSibling( );
The previous sibling of the current node that is not filtered out, or
null if there is no such sibling.
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.