fn:distinct-values

Returns the set of distinct values present in a given sequence.

distinct-values($values as xs:anyAtomicType*, $collation as xs:string?:=fn:default-collation()) ➔ xs:anyAtomicType*

Arguments

 

$values

xs:anyAtomicType*

The sequence to be de-duplicated

 

$collation

xs:string?

:= fn:default-collation()

The collation used for comparing strings

Result

xs:anyAtomicType*

Namespace

http://www.w3.org/2005/xpath-functions

Links to W3C specifications

XPath 3.1 Functions and Operators

XPath 4.0 Functions and Operators

Saxon availability

Available in XPath 2.0, XSLT 2.0, XQuery 1.0, and later versions. Available in all Saxon editions. Available for all platforms.

Notes on the Saxon implementation

The current Saxon implementation returns the values in "order of first appearance", but it cannot be assumed that this will always remain the case.