On Sat, 23 May 2020 at 05:24, Mukul Gandhi
gandhi(_dot_)mukul(_at_)gmail(_dot_)com <
xsl-list-service(_at_)lists(_dot_)mulberrytech(_dot_)com> wrote:
On Thu, May 21, 2020 at 7:53 PM David Carlisle
d(_dot_)p(_dot_)carlisle(_at_)gmail(_dot_)com <
xsl-list-service(_at_)lists(_dot_)mulberrytech(_dot_)com> wrote:
if $set1 is a your sequence of books and $set2 is your sequence of Music
then you seem to want
$set1[concat(Author,'#',Country)=$m/concat(Author,'#',Country) ]
assuming # doesn't appear in Author or Country names.
Nice solution.
short and easy to read but probably not that efficient for long lists
(unless saxon kindly rewrites this automatically to use a hashed key
lookup:-)
There seems to be a little type above. $m should be $set2?
er yes, sorry.
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Regards,
Mukul Gandhi
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