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XPath 2.0 contains a number of built-in functions to work with nodes fn: name , fn:local-name , fn:namespace-uri , fn:number , fn:lang , and fn:root . -
XPath 2.0 also contains many built-in functions to work with sequences fn:zero-or-one , fn: one-or-more , fn: exactly-one , fn:boolean , fn:item-at , fn:index-of , fn:empty , fn:exists ,, fn: distinct-values , fn: insert-before , fn:remove , fn: subsequence , fn:unordered , fn: deep-equal ,, fn:count , fn:avg , fn:max , fn:min , fn:sum , fn:id , fn: idref , fn:doc , and fn:collection . |
