select="descendant-or-self::*[@dept='programming']"
File: Data.xml
<?xml version="1.0" encoding="UTF-8"?>
<?xml-stylesheet href="Transform.xslt" type="text/xsl"?>
<employees>
<head:header xmlns:head="http://www.domain.com/namespace/header">
<title>Employee Data File</title>
<maintainer>developer 1</maintainer>
</head:header>
<employee eid="1" dept="programming">
<contact addInfo="info1">
<name>
<firstName>J</firstName>
<middleName int="B">B</middleName>
<lastName>S</lastName>
</name>
<address>
<street>1 Drive</street>
<city>Vancouver</city>
<state>BC</state>
<zipcode>80210</zipcode>
</address>
<phone>
<tel type="wk">111-1111111</tel>
<tel type="hm">222-222222</tel>
<fax>303-4667357</fax>
</phone>
<email>a@a.com</email>
</contact>
<hireDate>2008-10-29</hireDate>
</employee>
<employee eid="2" dept="training">
<contact addInfo="info2">
<name>
<firstName>Sam</firstName>
<middleName int="S">Stolte</middleName>
<lastName>Williams</lastName>
</name>
<address>
<street>1 St.</street>
<city>Austin</city>
<state>Texas</state>
<zipcode>22222</zipcode>
</address>
<phone>
<tel type="wk">512-3467899</tel>
<tel type="hm">512-4623356</tel>
<fax>512-3465655</fax>
</phone>
<email>s@s.com</email>
</contact>
<hireDate>2000-03-11</hireDate>
</employee>
</employees>
File: Transform.xslt
<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="1.0">
<xsl:output method="html" indent="yes" />
<xsl:template match="/">
<html>
<head>
<title>Employee Output</title>
</head>
<body>
<table>
<tr>
<th>Number</th>
<th>Last Name</th>
<th>First Name</th>
<th>Email</th>
</tr>
<xsl:apply-templates select="employees/employee" />
</table>
</body>
</html>
</xsl:template>
<xsl:template match="employee">
<tr>
<xsl:for-each select="descendant-or-self::*[@dept='programming']">
<td>
<xsl:number />
</td>
<td>
<xsl:value-of select="descendant::lastName" />
</td>
<td>
<xsl:value-of select="descendant::firstName" />
</td>
<td>
<xsl:value-of select="descendant::email" />
</td>
</xsl:for-each>
</tr>
</xsl:template>
</xsl:stylesheet>
Output:
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Employee Output</title>
</head>
<body>
<table>
<tr>
<th>Number</th>
<th>Last Name</th>
<th>First Name</th>
<th>Email</th>
</tr>
<tr>
<td>1</td>
<td>S</td>
<td>J</td>
<td>a@a.com</td>
</tr>
<tr></tr>
</table>
</body>
</html>
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