https://bugs.koha-community.org/bugzilla3/show_bug.cgi?id=19069

--- Comment #10 from Jon Knight <[email protected]> ---
(In reply to Marcel de Rooy from comment #8)
> (In reply to Jon Knight from comment #3)
> > Is there a reason for having "does not match" and "does not exist"
> > considering there is the choice of "if" or "unless"?  In other words isn't:
> > 
> > "Delete field 999 unless 999$l matches NASH"
> > 
> > equivalent to
> > 
> > "Delete field 999 if 999$l does not match NASH"
> > 
> > ?
> 
> Your question and your example do not match.
> You are not comparing match and exist here.
> Testing for 245a does [not] exist is different from 245a does [not] match
> 'test'.

The example I used was "match"/"does not match", but the same holds true if we
use "exists"/"does not exist" too:

"Delete field 999 unless 999$l exists"

equivalent to

"Delete field 999 if 999$l does not exist"

-- 
You are receiving this mail because:
You are watching all bug changes.
_______________________________________________
Koha-bugs mailing list
[email protected]
http://lists.koha-community.org/cgi-bin/mailman/listinfo/koha-bugs
website : http://www.koha-community.org/
git : http://git.koha-community.org/
bugs : http://bugs.koha-community.org/

Reply via email to