XSLT <xsl:copy-of> elemens
May 28, 2021 XSL T
Table of contents
XSLT slt;xsl: copy-of-the-elements
The XSLT-lt;xsl:copy-of-gt; element is also used to copy the current node, but it is somewhat different from the .lt;xsl:copy-gt; element.
Complete XSLT element reference manual
Definitions and usages
The element creates a copy of the current node.
Note: Namespace nodes, child nodes, and properties of the current node are automatically copied!
Tip: This element can be used to insert multiple copies of the same node into different locations of the output.
Grammar
<xsl:copy-of select="expression"/>
Property
| Attributes | value | describe |
|---|---|---|
| select | expression | Required.Provisions to copy content. |
Instance 1
<?xml version="1.0" encoding="ISO-8859-1"?>
<xsl:stylesheet version="1.0"
xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:variable name="header">
<tr>
<th>Element</th>
<th>描述</th>
</tr>
</xsl:variable>
<xsl:template match="/">
<html>
<body>
<table>
<xsl:copy-of select="$header" />
<xsl:for-each select="reference/record">
<tr>
<xsl:if test="category='XML'">
<td><xsl:value-of select="element"/></td>
<td><xsl:value-of select="description"/></td>
</xsl:if>
</tr>
</xsl:for-each>
</table>
<br />
<table>
<xsl:copy-of select="$header" />
<xsl:for-each select="table/record">
<tr>
<xsl:if test="category='XSL'">
<td><xsl:value-of select="element"/></td>
<td><xsl:value-of select="description"/></td>
</xsl:if>
</tr>
</xsl:for-each>
</table>
</body>
</html>
</xsl:template>
</xsl:stylesheet>
<xsl:stylesheet version="1.0"
xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:variable name="header">
<tr>
<th>Element</th>
<th>描述</th>
</tr>
</xsl:variable>
<xsl:template match="/">
<html>
<body>
<table>
<xsl:copy-of select="$header" />
<xsl:for-each select="reference/record">
<tr>
<xsl:if test="category='XML'">
<td><xsl:value-of select="element"/></td>
<td><xsl:value-of select="description"/></td>
</xsl:if>
</tr>
</xsl:for-each>
</table>
<br />
<table>
<xsl:copy-of select="$header" />
<xsl:for-each select="table/record">
<tr>
<xsl:if test="category='XSL'">
<td><xsl:value-of select="element"/></td>
<td><xsl:value-of select="description"/></td>
</xsl:if>
</tr>
</xsl:for-each>
</table>
</body>
</html>
</xsl:template>
</xsl:stylesheet>
Complete XSLT element reference manual