< Complete XSLT Function Reference
Definition and Usage
The function-available() function returns a Boolean value that indicates whether the function specified is supported by the XSLT processor.
You may test the XSLT functions and the inherited XPath functions.
Syntax
boolean function-available(string)
Parameters
| Parameter | Description |
|---|---|
| string | Required. Specifies the function to test |
Example 1
<?xml version="1.0" encoding="UTF-8"?>
<xsl:stylesheet version="1.0"
xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:template match="/">
<html>
<body>
<xsl:choose>
<xsl:when test="function-available('sum')">
<p>sum() is supported.</p>
</xsl:when>
<xsl:otherwise>
<p>sum() is not supported.</p>
</xsl:otherwise>
</xsl:choose>
<xsl:choose>
<xsl:when test="function-available('current')">
<p>current() is supported.</p>
</xsl:when>
<xsl:otherwise>
<p>current() 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