Re: [xsl] Grouping by letters but keep symbols together

["Martin Honnen martin.honnen@xxxxxx" <xsl-list-service@xxxxxxxxxxxxxxxxxxxxxx>]

On 25.01.2019 15:44, Rick Quatro rick@xxxxxxxxxxxxxx wrote:

> I am creating a glossary and I want to group entries under each letter 
> of the alphabet. I am using this and it is working fine:
>
> <xsl:for-each-group select="glossentry" 
> group-by="upper-case(substring(glossterm/text(),1,1))">
>
>      <topicref navtitle="{current-grouping-key()}" toc="no">
>
> ...
>
>      </topicref>
>
> </xsl:for-each-group>
>
> However, I want to group entries that start with a symbol or number all 
> together under one group. I am not sure what to use for the group-by 
> attribute so that letters are separate from each other and all of the 
> non-letter characters are in the same group. 

Along the idea of Michele's answer, but using XPath 2 and "replace" 
instead of "translate"

  group-by="replace(upper-case(substring(glossterm, 1, 1)), '\P{L}', '#')