xslt - How to make changes in xsl to get distinct values in xsl -

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am getting duplicates in list, wanted make distinct . 

workflow type (     <xsl:for-each select="//bonaire/rbs/workflowtypelist">     <xsl:if test="@bsslookuptypeid=//bonaire/request/@type_bsslookuptypeid">     <xsl:value-of select="@typename"/>     </xsl:if>     </xsl:for-each>  )

that can done in one-liner using distinct-values() , predicate expression ([...]) :

<xsl:for-each select="distinct-values(//bonaire/rbs/workflowtypelist[@bsslookuptypeid=//bonaire/request/@type_bsslookuptypeid]/@typename)">     <xsl:value-of select="."/> </xsl:for-each>

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