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FunctX XSLT Functions

functx:non-distinct-values

Returns any values that appear more than once in a sequence

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Description

The functx:non-distinct-values function returns any values that appear more than once in a list, based on typed value. All the values must have comparable types, or be untyped.

Arguments and Return Type

NameTypeDescription
$seq xs:anyAtomicType* the sequence of values
return value xs:anyAtomicType*

XSLT Function Declaration

See XQuery definition.
XSLT 2.0 Syntax:
<xsl:function name="functx:non-distinct-values" as="xs:anyAtomicType*"
              xmlns:functx="http://www.functx.com" >
  <xsl:param name="seq" as="xs:anyAtomicType*"/>

  <xsl:sequence select="
   for $val in distinct-values($seq)
   return $val[count($seq[. = $val]) > 1]
 "/>

</xsl:function>

Examples

XSLT ExampleResults
functx:non-distinct-values( (1,2,1,3))
1
functx:non-distinct-values( (1,2,1,3,2.0))
(1, 2)
functx:non-distinct-values( (1,2,3) )
()

See Also

functx:are-distinct-valuesWhether all the values in a sequence are distinct
fn:distinct-valuesThe distinct atomic values in a sequence

History

Published OnLast UpdatedContributor(s)
2006-06-272007-02-26Priscilla Walmsley, Datypic, pwalmsley@datypic.com, http://www.datypic.com
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