> I often get this error "missing value where TRUE/FALSE needed" when
> I'm doing some loops, like with this one
>
> ...
> Can someone explain me what I do wrong because I don't see the
> difference with other loops that work
It's probably not the loop that's biting you, but rather the data. This
is one reason why folks prefer a working example of the problem rather
than just a code segment.
I'll bet some of the values you are comparing are NA; is.na() may be of
use to you.
cur
--
Curt Seeliger, Data Ranger
Raytheon Information Services - Contractor to ORD
seeliger.c...@epa.gov
541/754-4638
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