xsl:override
Allows a using package to override selected components from a used package.
Always appears as a child of xsl:use-package.
Content: (
xsl:template
| xsl:function
| xsl:variable
| xsl:param
| xsl:attribute-set
)*
Permitted parent elements:
xsl:use-package
Element has no attributes
Notes on the Saxon implementation
New in XSLT 3.0, and first fully implemented in Saxon 9.7.