[XSL-LIST Mailing List Archive Home]
[By Thread]
[By Date]
At 2004-01-09 18:17 -0500, kakridge@xxxxxxxxxxxxx wrote:
By using variables and multi-level grouping. This allows you to easily detect groups in a subset scope of the document ... the Muenchian method works with document-wide scope. Note how the principles are similar, but I came up with the variable-based approach for a customer who needed three levels of grouping and the Muenchian method for that deep a level was getting very complex to maintain and understand.
An example is below.
I hope this helps.
...................... Ken
p.s. in our hands-on training we teach all of axis-, variable- and key-based grouping methods for XSLT 1.0 (the Muenchian method is the key-based method) ... we've just rescheduled our Washington course to March 15-19 ... announcements will be made soon, details on our home page ... other cities are also being planned so check for a location near you.
<xsl:output method="text"/>
</xsl:stylesheet>
t:\ftemp>saxon kakridge.xml kakridge.xsl
t:\ftemp>rem Done
XSL-List info and archive: http://www.mulberrytech.com/xsl/xsl-list
[xsl] Re: Multi-level grouping using variables
Subject: [xsl] Re: Multi-level grouping using variables From: "G. Ken Holman" <gkholman@xxxxxxxxxxxxxxxxxxxx> Date: Sat, 10 Jan 2004 21:23:21 -0500 |
At 2004-01-09 18:17 -0500, kakridge@xxxxxxxxxxxxx wrote:
I have been having a problem with grouping. If I have: ... How can I group each grade, and within each grade, group all tutors with their students?
By using variables and multi-level grouping. This allows you to easily detect groups in a subset scope of the document ... the Muenchian method works with document-wide scope. Note how the principles are similar, but I came up with the variable-based approach for a customer who needed three levels of grouping and the Muenchian method for that deep a level was getting very complex to maintain and understand.
An example is below.
I hope this helps.
...................... Ken
p.s. in our hands-on training we teach all of axis-, variable- and key-based grouping methods for XSLT 1.0 (the Muenchian method is the key-based method) ... we've just rescheduled our Washington course to March 15-19 ... announcements will be made soon, details on our home page ... other cities are also being planned so check for a location near you.
t:\ftemp>type kakridge.xml <School> <Grade> <Students> <Student> <Name>Bob</Name> <Tutor>Mary Smith</Tutor> </Student> <Student> <Name>Joe</Name> <Tutor>Mike Smith</Tutor> </Student> <Student> <Name>Ken</Name> <Tutor>Mary Smith</Tutor> </Student> </Students> <Name>Kindergarten</Name> </Grade> <Grade> <Students> <Student> <Name>Ted</Name> <Tutor>Mary Smith</Tutor> </Student> <Student> <Name>Sammy</Name> <Tutor>Mike Smith</Tutor> </Student> </Students> <Name>First</Name> </Grade> </School>
t:\ftemp>type kakridge.xsl <?xml version="1.0" encoding="iso-8859-1"?> <xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="1.0">
<xsl:output method="text"/>
<xsl:template match="/"> <xsl:for-each select="/School/Grade"> <xsl:variable name="students" select="Students/Student"/> <xsl:for-each select="$students"> <xsl:if test="generate-id(.)= generate-id($students[Tutor=current()/Tutor])"> Grade: <xsl:value-of select="../../Name"/> Tutor: <xsl:value-of select="Tutor"/> Students: <xsl:for-each select="$students[Tutor=current()/Tutor]"> <xsl:if test="position()>1">,</xsl:if> <xsl:value-of select="Name"/> </xsl:for-each> <xsl:text> </xsl:text> </xsl:if> </xsl:for-each> </xsl:for-each> </xsl:template>
</xsl:stylesheet>
t:\ftemp>saxon kakridge.xml kakridge.xsl
Grade: Kindergarten Tutor: Mary Smith Students: Bob,Ken
Grade: Kindergarten Tutor: Mike Smith Students: Joe
Grade: First Tutor: Mary Smith Students: Ted
Grade: First Tutor: Mike Smith Students: Sammy
t:\ftemp>rem Done
-- North America (Washington, DC): 3-day XSLT/2-day XSL-FO 2004-03-15 Instructor-led on-site corporate, government & user group training for XSLT and XSL-FO world-wide: please contact us for the details
G. Ken Holman mailto:gkholman@xxxxxxxxxxxxxxxxxxxx Crane Softwrights Ltd. http://www.CraneSoftwrights.com/s/ Box 266, Kars, Ontario CANADA K0A-2E0 +1(613)489-0999 (F:-0995) ISBN 0-13-065196-6 Definitive XSLT and XPath ISBN 0-13-140374-5 Definitive XSL-FO ISBN 1-894049-08-X Practical Transformation Using XSLT and XPath ISBN 1-894049-11-X Practical Formatting Using XSL-FO Member of the XML Guild of Practitioners: http://XMLGuild.info Male Breast Cancer Awareness http://www.CraneSoftwrights.com/s/bc
XSL-List info and archive: http://www.mulberrytech.com/xsl/xsl-list
Current Thread |
---|
|
<- Previous | Index | Next -> |
---|---|---|
RE: [xsl] Complex grouping problem,, kakridge | Thread | RE: [xsl] Re: Multi-level grouping , kakridge |
Re: [xsl] UBB Code and XSLT, Karl J. Stubsjoen | Date | RE: [xsl] Complex grouping problem,, kakridge |
Month |