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XSLT element-available() Function

Complete XSLT Function Reference

Definition and Usage

The element-available() function returns a Boolean value that indicates whether the element specified is supported by the XSLT processor.

This function can only be used to test elements that can occur in a template body. These elements are:

xsl:apply-imports
xsl:apply-templates
xsl:attributes
xsl:call-template
xsl:choose
xsl:comment
xsl:copy
xsl:copy-of
xsl:element
xsl:fallback
xsl:for-each
xsl:if
xsl:message
xsl:number
xsl:processing instruction
xsl:text
xsl:value-of
xsl:variable

Syntax

boolean element-available(string)

Parameters

Parameter	Description
string	Required. Specifies the element to test

Example 1

<?xml version="1.0" encoding="ISO-8859-1"?>
<xsl:stylesheet version="1.0"
xmlns:xsl="http://www.w3.org/1999/XSL/Transform">

<xsl:template match="/">
<html>
<body>
<xsl:choose>
<xsl:when test="element-available('xsl:comment')">
<p>xsl:comment is supported.</p>
</xsl:when>
<xsl:otherwise>
<p>xsl:comment is not supported.</p>
</xsl:otherwise>
</xsl:choose>
<xsl:choose>
<xsl:when test="element-available('xsl:delete')">
<p>xsl:delete is supported.</p>
</xsl:when>
<xsl:otherwise>
<p>xsl:delete is not supported.</p>
</xsl:otherwise>
</xsl:choose>
</body>
</html>
</xsl:template>

</xsl:stylesheet>

View the XSL file and View the result.

Complete XSLT Function Reference

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