Here's one way to do it:
<?xml version="1.0" encoding="UTF-8"?>
<xsl:stylesheet version="1.0"
xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:output method="xml" indent="yes"/>
<xsl:template match="/">
<out>
<xsl:for-each select="data/element[not(number = following::number)]">
<xsl:sort select="number"/>
<xsl:variable name="this-number" select="number"/>
<entry number="{$this-number}">
<xsl:copy-of select="/data/element[number = $this-number]/name"/>
</entry>
</xsl:for-each>
</out>
</xsl:template>
</xsl:stylesheet>
I tested against the following data with Saxon and Xalan:
<data>
<element>
<name>Oscar</name>
<number>1</number>
</element>
<element>
<name>Mike</name>
<number>1</number>
</element>
<element>
<name>Bob</name>
<number>2</number>
</element>
<element>
<name>George</name>
<number>2</number>
</element>
<element>
<name>Tom</name>
<number>3</number>
</element>
<element>
<name>Dick</name>
<number>3</number>
</element>
<element>
<name>Harry</name>
<number>3</number>
</element>
</data>
It produced the following output:
<?xml version="1.0" encoding="UTF-8"?>
<out>
<entry number="1">
<name>Oscar</name>
<name>Mike</name>
</entry>
<entry number="2">
<name>Bob</name>
<name>George</name>
</entry>
<entry number="3">
<name>Tom</name>
<name>Dick</name>
<name>Harry</name>
</entry>
</out>
I'm sure other ways exist.
Jay Bryant
Bryant Communication Services
----- Original Message -----
From: "Lassi Seppälä" <lsseppal(_at_)cc(_dot_)hut(_dot_)fi>
To: <xsl-list(_at_)lists(_dot_)mulberrytech(_dot_)com>
Sent: Monday, May 22, 2006 5:48 PM
Subject: [xsl] Need help with XSL and XPath
Here's a simplified description of my problem:
I've got an XML document with multiple entries of <element> as shown
below. The <name>s are unique, but the <number> can be same for
mulpitle entries of <element>. The XML document isn't sorted in anyway.
<element>
<name>name</name>
<number>1</number>
</element>
Now I need the XSL stylesheet to print out something like this:
number 1
name1
name4
name7
number 25
name2
name3
number 100
name5
name6
So each "number X" is only printed once and then all the <element>s
that have the number X in the <number> tags are printed below that.
Then the next biggest number is printed and so on.
Any advice?
--
Lassi
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