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Michael Kay wrote:
Another suggestion <xsl:value-of select="($a, $b, $c)[.]" separator="|" /> if content contains nodes, including empty ones which you don't want output, you can change it to: <xsl:value-of select="($a, $b, $c)[string(.)]" separator="|" /> if you do not want relevant whitespace-only nodes to appear (you can also use strip-space or) : <xsl:value-of select="($a, $b, $c)[normalize-space(.)]" separator="|" />
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