Re: code test

<?xml version="1.0" encoding="UTF-8"?> <xsl:stylesheet version="2.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform" xmlns:fn="http://www.w3.org/2005/xpath-functions" xmlns:xs="http://www.w3.org/2001/XMLSchema" exclude-result-prefixes="fn xs" xmlns="http://www.w3.org/1999/xhtml"> <xsl:output method="xhtml" encoding="UTF-8"/> <xsl:param name="von" select="buchhandel/von"/> <xsl:param name="bis" select="buchhandel/bis"/> <xsl:template match="buchhandel"> <html> <head>

    <title>
        <xsl:text>Example</xsl:text>
    </title>

</head> <body>

    <xsl:for-each-group select="buch[@ersch-jahr &gt; $von and @ersch-jahr &lt; $bis]" group-by="@ersch-jahr">
    <xsl:sort select="@ersch-jahr" data-type="number"/>
    <p><b><xsl:value-of select="current-grouping-key()"/>
    </b><br/>
    <xsl:value-of separator=", " select="current-group()/buchtitel"/>
    </p>

</xsl:for-each-group> </body> </html> </xsl:template> </xsl:stylesheet>