as.numeric with trailing spaces (PR#213)
Peter Dalgaard BSA
p.dalgaard@biostat.ku.dk
21 Jun 1999 11:12:31 +0200
John.Peters@tip.csiro.au writes:
> For R bugs:
>
> "as.numeric" fails on strings with trailing spaces:
> (OK in Splus 3.4).
>
> > as.numeric(c("2"," 3","4 "," 5 "))
> Warning: NAs introduced by coercion
> [1] 2 3 NA NA
> >
>
> occurs in both "rw0641b" and "R-base-0.64.1-4-i386.rpm".
Could probably be argued that one deserves what one gets in that case,
but it'll be easier just to change it.... (*endp == '\0' after strtod
needs to check for blank-or-empty string instead).
--
O__ ---- Peter Dalgaard Blegdamsvej 3
c/ /'_ --- Dept. of Biostatistics 2200 Cph. N
(*) \(*) -- University of Copenhagen Denmark Ph: (+45) 35327918
~~~~~~~~~~ - (p.dalgaard@biostat.ku.dk) FAX: (+45) 35327907
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