Re: [xsl] Selecting non-duplicate nodes

[Michael Kay <mike@xxxxxxxxxxxx>]

On 12/10/2011 17:39, Mark wrote:
> Hi Michael,
> When I tried:
> <xsl:for-each-group select="Formats" 
> group-by="string-join(@*/concat(name(), '=', .))">
>
> I get the error message:
> [Saxon-PE 9.3.0.5] System function string-join#1 is not available with 
> this host language
>
> Not sure what that means.
> Mark

Sorry, in XSLT 2.0 string-join() needs a second argument (you can supply 
the empty string ''). The ability to omit the second argument only comes 
with XSLT 3.0, hence the message.

Michael Kay
Saxonica