> I have a problem where I need to group elements and
> then sort each group and finally group the sorted
> elements for display purposes (to place a specific
> number of elements per row).
>
I would say this almost certainly needs a two-pass transformation. Save the
result of the first pass in a result-tree-fragment variable, and use the
xx:node-set() extension to process it in the second pass.

Mike Kay


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