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Re: Remove duplicates from a list

Subject: Re: Remove duplicates from a list
From: "Clark C. Evans" <clark.evans@xxxxxxxxxxxxxxxxxxxx>
Date: Wed, 27 Oct 1999 18:24:00 -0400 (EDT)
  <xsl:variable name="unique-list"
    select="//state[not(.=following::state)]" />   

  <xsl:for-each select="$unique-list">
	<xsl:value-of select="." />
  </xsl:for-each>

On Wed, 27 Oct 1999, Minita Jha wrote:
>  <location>
>    <state>xxxx</state>
>  </location>
>   
>  <location>
>     <state>yyyy</state>
>  </location>
>  
>   <location>
>     <state>xxxx</state>
>  </location>
>  
>  The desired output is:
>  
>    xxxx
>    yyyy
>    
>  That is, duplicate values of state should not be printed.
>  Can this be done? 


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