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Obtaining All Elements of a Particular Name from a Particular Branch
Obtaining All Elements of a Particular Name from a
Although sometimes you might want all like-named elements wherever they are in a document, other times you might want only those like-named elements from a particular part of the document (branch of the tree).
For example, you might want all
price elements contained in
book elements, but not
price elements contained in
magazine elements. The query is to return such a result is:
This query returns all
price elements that are contained in
book elements. Some of these
price elements are immediate children of
book elements. One returned
price element is a great-grandchild of the second
book element. The following figure shows how the XPath processor interprets this query:
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