XML Path Language (XPath)
XPath 1.0 is a
W3C Recommendation
(16 November 1999)
used for
addressing
elements (in
XPointer
)
used for
matching
elements (in
XSLT
and
XQuery
)
used in SQL functions for retrieving XML data from a database
declarative language for specifying paths in trees
syntax somewhat similar to that used for paths in file hierarchies
Peter Wood
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