using a variable within a regexp pattern in XQuery

[David A. Lee]

you haven't said what you want to occur.
But I am guessing maybe this is what you are looking for

*    where $record/langSet[@xml:lang="en"]/tig/term[matches(., 
fn:concat("^",$q,".*$"))] *

David A. Lee
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Manuel Souto Pico wrote:
> Hi,
>
> I'm a bit stuck trying to run a regexp pattern in a XQuery search file.
>
> (1) where $record/langSet[@xml:lang="en"]/tig/term[matches(., 
> $q)]          works
> (2) where $record/langSet[@xml:lang="en"]/tig/term[matches(., 
> "$q")]            doesn't work
> (3) where $record/langSet[@xml:lang="en"]/tig/term[matches(., 
> "^$q.*$")]         doesn't work
> (4) where $record/langSet[@xml:lang="en"]/tig/term[matches(., 
> "^bu.+$")]          works!
>
> Any ideas about how I can get to use regular expressions in this query?
>
> (4) retrieves 'bufer', 'bug' and 'bus'. If $q is 'bu', (1) retrieves 
> as well 'attri*bu*te', 'contrast *bu*tton', etc.
>
> Thanks a lot!
>
> Cheers, Manuel
> ------------------------------------------------------------------------
>
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