self axis
<source lang="xml">
File: Data.xml
<?xml version="1.0" encoding="utf-8"?>
<AAA id="a1" pos="start">
<BBB id="b1"/>
<BBB id="b2"/>
</AAA>
<AAA id="a2">
<BBB id="b3"/>
<BBB id="b4"/>
<CCC id="c1">
<CCC id="c2"/>
</CCC>
<BBB id="b5">
<CCC id="c3"/>
</BBB>
</AAA>
File: Transform.xslt
<?xml version="1.0" encoding="utf-8"?>
<xsl:stylesheet
version="1.0"
xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:template match="/">
| Axis: self |
Element</th>
<td>Node-set</th>
|
<xsl:for-each select="/source//*">
<xsl:call-template name="print"/>
</xsl:for-each>
</table>
</xsl:template>
<xsl:template name="print">
<tr>
<td>
<xsl:value-of select="name()"/>
<xsl:text> id = </xsl:text>
<xsl:value-of select="./@id"/>
</td>
<td>
<xsl:for-each select="self::*">
<xsl:if test="not(@id)">
<xsl:value-of select="name()"/>
</xsl:if>
<xsl:value-of select="./@id"/>
<xsl:text/>
</xsl:for-each>
</td>
</tr>
</xsl:template>
</xsl:stylesheet>
Output:
<?xml version="1.0" encoding="UTF-8"?>| Axis: self |
|---|
| Element</th><td>Node-set</th> |
</table></source>
The self axis selects the context node.
<source lang="xml">
The unabbreviated syntax for the selfaxis is as follows:
self::node()
The abbreviated syntax for the context node is the period character.
To select the value of the context node using the xsl:value-of element, you would write the following:
<xsl:value-of select="." />
The unabbreviated syntax is as follows: <xsl:value-of select="self::node()" />
File: Data.xml
<?xml version = "1.0"?>
<product>
<books>
<book>
C++
</book>
<book>Java</book>
</books>
</product>
File: Transform.xslt
<?xml version = "1.0"?>
<xsl:stylesheet version="1.0"
xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:template match="/product">
Self for
<xsl:apply-templates select="book" />
</xsl:template>
</xsl:stylesheet>
Output:
<?xml version="1.0" encoding="UTF-8"?>
Self for</source>
