something like

<xsl:analyze-string select="." regexp="\p{IsBasicLatin}+">
<xsl:matching-string>
<p class="latin"><xsl:value-of select="."/>
</xsl:matching-string>
<xsl:non-matching-string>
<p class="not-0latin"><xsl:value-of select="."/>
</xsl:non-matching-string>


David

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