The <xsl:stylesheet> or <xsl:transform> elements identify a complete stylesheet. They are completely synonymous.
<xsl:stylesheet id = id extension-element-prefixes = tokens exclude-result-prefixes = tokens version = number> <!-- Content: (xsl:import*, top-level-elements) --> </xsl:stylesheet>
A unique identifier
Identifies namespace (http://www.w3.org/TR/REC-xml-names) prefixes that are extension element prefixes
Lists namespace (http://www.w3.org/TR/REC-xml-names) prefixes that should not be put in the result tree
The XSLT version to which this stylesheet conforms (required)