n --&gt;
    &lt;xsl:value-of select=&quot;xsltc-extension:nodeset($rtf)/docelem/elem1&quot;/&gt;
    &lt;!-- Use nodeset as a Xalan-Java extension function --&gt;
    &lt;xsl:value-of select=&quot;xalan:nodeset($rtf)/docelem/elem1&quot;/&gt;
    &lt;!-- Use nodeset as an EXSLT extension function --&gt;
    &lt;xsl:value-of select=&quot;exslt:node-set($rtf)/docelem/elem1&quot;/&gt;
    &lt;!-- Use nodeset as standard function --&gt;
    &lt;xsl:value-of select=&quot;nodeset($rtf)/docelem/elem1&quot;/&gt;
  