1<?xml version="1.0"?>
2<xsl:stylesheet version="1.0" 
3 xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
4  <xsl:output method="html"/>
5 
6  <xsl:attribute-set name="foo-attribs">
7    <xsl:attribute name="size">+1</xsl:attribute>
8  </xsl:attribute-set>
9
10  <xsl:attribute-set name="foo-dep-attribs"
11    use-attribute-sets="foo-attribs">
12    <xsl:attribute name="text-align">start</xsl:attribute>
13  </xsl:attribute-set>
14 
15  <xsl:template match="/">
16    <font xsl:use-attribute-sets="foo-dep-attribs">
17    foo
18    </font>
19  </xsl:template>
20 
21</xsl:stylesheet>
22