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File: Data.xml
<winelist>
<wine grape="Chardonnay">
<winery>shop 1</winery>
<product>product 1</product>
<year>1998</year>
<prices>
<list>6.99</list>
<discounted>5.99</discounted>
<case>71.50</case>
</prices>
</wine>
<wine grape="Chardonnay">
<winery>shop 2</winery>
<product>product 2</product>
<year>1997</year>
<prices>
<list>10.99</list>
<discounted>9.50</discounted>
<case>114.00</case>
</prices>
</wine>
<wine grape="Cabernet">
<winery>shop 1</winery>
<product>product 1</product>
<year>1996</year>
<prices>
<list>13.99</list>
<discounted>11.99</discounted>
<case>143.50</case>
</prices>
</wine>
</winelist>
File: Transform.xslt
<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
version="1.0">
<xsl:template match="winelist">
<xsl:copy>
<xsl:apply-templates>
<xsl:sort data-type="number" select="prices/discounted" />
</xsl:apply-templates>
</xsl:copy>
</xsl:template>
<xsl:template match="*">
<xsl:copy>
<xsl:apply-templates />
</xsl:copy>
</xsl:template>
</xsl:stylesheet>
Output:
<?xml version="1.0" encoding="UTF-8"?><winelist>
<wine>
<winery>shop 1</winery>
<product>product 1</product>
<year>1998</year>
<prices>
<list>6.99</list>
<discounted>5.99</discounted>
<case>71.50</case>
</prices>
</wine><wine>
<winery>shop 2</winery>
<product>product 2</product>
<year>1997</year>
<prices>
<list>10.99</list>
<discounted>9.50</discounted>
<case>114.00</case>
</prices>
</wine><wine>
<winery>shop 1</winery>
<product>product 1</product>
<year>1996</year>
<prices>
<list>13.99</list>
<discounted>11.99</discounted>
<case>143.50</case>
</prices>
</wine></winelist>
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