[R] sort() depends on locale

[Pascal Oettli]

Hello,

Please provide your sessionInfo(). I don't see this issue with R 3.1.0
Patched on Linux.

Regards,
Pascal

On Sun, Jun 15, 2014 at 2:15 PM, Marius Hofert
<marius.hofert at math.ethz.ch> wrote:
> Hi,
>
> If I use invisible(Sys.setlocale("LC_COLLATE", "C")) in ~/.Rprofile, then
>
>> sort(c("L.Y", "Lu", "L.Q"))
> [1] "L.Q" "L.Y" "Lu"
>
> whereas using invisible(Sys.setlocale("LC_COLLATE", "en_US.UTF-8")) results in
>
>> sort(c("L.Y", "Lu", "L.Q"))
> [1] "L.Q" "Lu"  "L.Y"
>
> I know this issue has appeared already
> (https://stat.ethz.ch/pipermail/r-help//2012-February/304089.html), I
> just don't see a reason for the second output: either '.' comes before
> letters, then the result should be
> "L.Q" "L.Y" "Lu" or it comes afterwards, then it should be "Lu" "L.Q"
> "L.Y" -- the above result thus seems inconsistent to any useful notion
> of 'sort' (?)
>
> Cheers,
>
> Marius
>
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-- 
Pascal Oettli
Project Scientist
JAMSTEC
Yokohama, Japan