FunctX XSLT Function Library > Atomic Values of All Types > Boolean >

functx:exclusive-or

Whether one (and only one) of two boolean values is true

Description

The functx:exclusive-or function returns true if one (and only one) of two boolean values is true. If either value is the empty sequence, the empty sequence is returned.

Arguments and Return Type

XSLT Function Declaration

<xsl:function name="functx:exclusive-or" as="xs:boolean?"
              xmlns:functx="http://www.functx.com">
  <xsl:param name="arg1" as="xs:boolean?"/>
  <xsl:param name="arg2" as="xs:boolean?"/>

  <xsl:sequence select="
   $arg1 != $arg2
 "/>

</xsl:function>

Examples

functx:exclusive-or(true(),false())

true

functx:exclusive-or(true(),true())

false

functx:exclusive-or(4 > 3,1 > 2)

true

History