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| xsl:choose, xsl:when and xsl:otherwise |
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File: Data.xml
<?xml version = "1.0" encoding = "UTF-8"?>
<planner>
<year value="2002">
<date month="7" day="15">
<note time="1430">Appointment</note>
<note time="1620">Physics class</note>
</date>
<date month="7" day="4">
<note>Independence Day</note>
</date>
</year>
</planner>
File: Transform.xslt
<?xml version = "1.0" encoding = "UTF-8"?>
<xsl:stylesheet version="1.0"
xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
xmlns="http://www.w3.org/1999/xhtml">
<xsl:output method="xml" omit-xml-declaration="no"
doctype-system="http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"
doctype-public="-//W3C//DTD XHTML 1.0 Strict//EN" />
<xsl:template match="/">
<html>
<head>
<title>Conditional Processing</title>
</head>
<body>
<p>
Appointments
<br />
<xsl:apply-templates select="planner/year" />
</p>
</body>
</html>
</xsl:template>
<xsl:template match="year">
<strong>Year:</strong>
<xsl:value-of select="@value" />
<xsl:for-each select="date/note">
<xsl:sort select="../@day" order="ascending"
data-type="number" />
<strong>
Day:
<xsl:value-of select="../@month" />
/
<xsl:value-of select="../@day" />
</strong>
<xsl:choose>
<xsl:when
test="@time > '0500' and @time < '1200'">
Morning (
<xsl:value-of select="@time" />
):
</xsl:when>
<xsl:when
test="@time > '1200' and @time < '1700'">
Afternoon (
<xsl:value-of select="@time" />
):
</xsl:when>
<xsl:when
test="@time > '1700' and @time < '2200'">
Evening (
<xsl:value-of select="@time" />
):
</xsl:when>
<xsl:when
test="@time > '2200' and @time < '500'">
Night (
<xsl:value-of select="@time" />
):
</xsl:when>
<xsl:otherwise>Entire day:</xsl:otherwise>
</xsl:choose>
<xsl:value-of select="." />
<xsl:if test=". = ''">n/a</xsl:if>
<br />
</xsl:for-each>
</xsl:template>
</xsl:stylesheet>
Output:
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE html
PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Conditional Processing</title></head><body><p>
Appointments
<br/><strong>Year:</strong>2002<strong>
Day:
7
/
4</strong>Entire day:Independence Day<br/><strong>
Day:
7
/
15</strong>
Afternoon (
1430
):
Appointment<br/><strong>
Day:
7
/
15</strong>
Afternoon (
1620
):
Physics class<br/></p></body></html>
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