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Failed to compile stylesheet: Focus for child axis is abs... » group-sales-sum-product.xsl

Martin Honnen, 2020-06-28 16:04

 
<?xml version="1.0" encoding="utf-8"?>
<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
version="3.0"
xmlns:xs="http://www.w3.org/2001/XMLSchema"
exclude-result-prefixes="#all">

<xsl:output method="json" indent="yes"/>

<xsl:template match=".">
<xsl:map>
<xsl:for-each-group select="?sales?*" group-by="?product">
<xsl:sort select="current-grouping-key()"/>
<xsl:map-entry key="current-grouping-key()" select="sum(current-group()?quantity)"/>
</xsl:for-each-group>
</xsl:map>
</xsl:template>

</xsl:stylesheet>
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