FunctX XSLT Function Library > Sequences > Checking Contents >

functx:is-value-in-sequence

Whether an atomic value appears in a sequence

Description

The functx:is-value-in-sequence function returns a boolean value indicating whether or not an atomic value is equal (based on typed values) to a value in the sequence. If $value or $seq is the empty sequence, it returns false.

Arguments and Return Type

XSLT Function Declaration

<xsl:function name="functx:is-value-in-sequence" as="xs:boolean" 
              xmlns:functx="http://www.functx.com" >
  <xsl:param name="value" as="xs:anyAtomicType?"/> 
  <xsl:param name="seq" as="xs:anyAtomicType*"/> 
 
  <xsl:sequence select=" 
   $value = $seq
 "/>
   
</xsl:function>

Examples

functx:is-value-in-sequence(1,(1,2,3))

true

functx:is-value-in-sequence(5,(1,2,3))

false

functx:is-value-in-sequence(1.0,(1,2,3))

true

See Also

History