XSLT element-available() Function

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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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