1<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="1.0">
2
3<xsl:output encoding="utf-8"/>
4
5<xsl:attribute-set name="attset1">
6  <xsl:attribute name="att1">foo</xsl:attribute>
7  <xsl:attribute name="att2">bar</xsl:attribute>
8</xsl:attribute-set>
9
10<xsl:attribute-set name="attset2">
11  <xsl:attribute name="att3">baz</xsl:attribute>
12  <xsl:attribute name="att4">quux</xsl:attribute>
13</xsl:attribute-set>
14
15<xsl:template match="salesdata|year">
16  <xsl:copy use-attribute-sets="attset1">
17    <xsl:apply-templates/>
18  </xsl:copy>
19</xsl:template>
20
21<xsl:template match="region">
22  <xsl:copy use-attribute-sets="attset2">
23    <xsl:apply-templates/>
24  </xsl:copy>
25</xsl:template>
26
27<xsl:template match="name|sales">
28  <xsl:copy use-attribute-sets="attset1 attset2">
29    <xsl:apply-templates/>
30  </xsl:copy>
31</xsl:template>
32
33</xsl:stylesheet>
34