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<?xml version="1.0" encoding="UTF-8"?>
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<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
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xmlns:xs="http://www.w3.org/2001/XMLSchema"
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xmlns:map="http://www.w3.org/2005/xpath-functions/map"
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xmlns:ixsl="http://saxonica.com/ns/interactiveXSLT"
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xmlns:fnd="http://www.saxonica.com/ns/doc/functions"
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xmlns:f="urn:viewerapp.function"
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exclude-result-prefixes="xs"
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version="3.0">
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<!-- Produce sorted list of functions. -->
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<xsl:function name="f:fn-list" as="element()*">
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<xsl:param name="fns" as="element()*"/>
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<xsl:perform-sort select="$fns">
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<xsl:sort select="lower-case(fnd:name)" lang="en"/>
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</xsl:perform-sort>
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</xsl:function>
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<!-- Get function namespace 'usual' (conventional) prefix (used for definition page titles and function references). -->
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<xsl:function name="f:usual-prefix" as="xs:string">
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<xsl:param name="ns" as="xs:string"/>
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<xsl:choose>
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<xsl:when test="$ns = 'http://saxonica.com/ns/interactiveXSLT'">ixsl</xsl:when>
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<xsl:otherwise>
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<xsl:value-of select="''"/>
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</xsl:otherwise>
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</xsl:choose>
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</xsl:function>
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<!-- Get lexical QName (i.e. prefix:name) of function from fnd:function element -->
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<xsl:function name="f:fn-name" as="xs:string">
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<xsl:param name="fn-element" as="element(fnd:function)"/>
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<xsl:variable name="prefix" select="f:usual-prefix($fn-element/fnd:name/@namespace)"/>
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<xsl:sequence select="if ($prefix ne '') then concat($prefix, ':', $fn-element/fnd:name) else
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string($fn-element/fnd:name)"/>
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</xsl:function>
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<!-- Determine text within 'Specs versions & Saxon editions' note: Saxon editons & versions. -->
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<xsl:function name="f:edition" as="xs:string*">
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<xsl:param name="available" as="xs:string"/>
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<xsl:param name="implement" as="document-node()"/>
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<xsl:variable name="available"
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select="
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for $t in tokenize($available, '\s+')
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return
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upper-case($t)"
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as="xs:string*"/>
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<xsl:for-each select="$available">
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<xsl:value-of select="$implement/implement/saxon[@version = current()]"/>
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</xsl:for-each>
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</xsl:function>
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</xsl:stylesheet>
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.