Yes, thanks. That seems to be it:
thing <- c("M1", "M2", "M.1", "M.2")
> sort(thing)
[1] "M1" "M.1" "M2" "M.2"
The only documentation I can find is from ?Comparison:
"Collation of non-letters (spaces, punctuation signs, hyphens,
fractions and so on) is even more problematic."
Indeed.
Bob
On 13 October 2016 at 11:26, PIKAL Petr <petr.pi...@precheza.cz> wrote:
> Hi
>
> Just a wild guess. Dot is ignored and the output is alphabetically sorted.
>
> You could try sort it yourself by
>
> sort(ls())
>
> Cheers
> Petr
>
>> -----Original Message-----
>> From: R-help [mailto:r-help-boun...@r-project.org] On Behalf Of Bob
>> O'Hara
>> Sent: Thursday, October 13, 2016 10:29 AM
>> To: r-help <r-help@r-project.org>
>> Subject: [R] (no subject)
>>
>> I've just come across an odd problem with sorting in ls(): it doesn't seem to
>> order the object names correctly. If I do the following, the order isn't
>> what I
>> expect:
>>
>> > ls(sorted=TRUE)
>> [1] "AridData" "AridDataToBUGS" "Arid.df"
>> "Arid.hpd" "AridPrecip.sd" "Break.df"
>> [7] "Break.hpd" "Cols" "Data"
>> "DataFrames" "DataToBUGS" "DataToBUGS.nonlog"
>> [13] "FitBRugs" "Fixed.df" "Fixed.hpd"
>> "FormatData" "GetCol" "GetHPD"
>> [19] "GetMCMC" "GetRow" "HPDIs"
>> "Int.alpha12" "Int.alpha21" "ModisData"
>> [25] "ModisDataToBUGS" "Modis.df" "ModisFixed.df"
>> "ModisFixed.hpd" "Modis.hpd" "ModisPrecip.sd"
>> [31] "ModisShrink.df" "ModisShrink.hpd" "ModisYears"
>> "OrigData" "OrigDataToBUGS" "Orig.df"
>> [37] "Orig.hpd" "OrigPrecip.sd" "OrigYears"
>> "PlotChecks" "PlotEff" "plothpd"
>> [43] "ProvinceNames" "ResNames" "ResNamesOrder"
>> "Shrink.df" "Shrink.hpd" "SimInits"
>>
>> Specifically, the Modis* objects are sorted like this:
>>
>> > ls(sorted=TRUE)[26:30]
>> [1] "Modis.df" "ModisFixed.df" "ModisFixed.hpd" "Modis.hpd"
>> "ModisPrecip.sd"
>>
>> With Modis.* coming both before and after ModisF*. I can't see why there
>> would be any odd problems with character sets changing (this was all done
>> on a single computer with no weird locale switching), and the objects are all
>> created within a single R session:
>>
>> > sessionInfo()
>> R version 3.2.5 (2016-04-14)
>> Platform: x86_64-pc-linux-gnu (64-bit)
>> Running under: Ubuntu 16.04.1 LTS
>>
>> locale:
>> [1] LC_CTYPE=en_US.UTF-8 LC_NUMERIC=C
>> LC_TIME=en_GB.UTF-8 LC_COLLATE=en_US.UTF-8
>> [5] LC_MONETARY=en_GB.UTF-8 LC_MESSAGES=en_US.UTF-8
>> LC_PAPER=en_GB.UTF-8 LC_NAME=C
>> [9] LC_ADDRESS=C LC_TELEPHONE=C
>> LC_MEASUREMENT=en_GB.UTF-8 LC_IDENTIFICATION=C
>>
>> attached base packages:
>> [1] stats graphics grDevices utils datasets methods base
>>
>> other attached packages:
>> [1] MCMCglmm_2.22.1 ape_3.5 Matrix_1.2-7.1
>> RColorBrewer_1.1-2 plyr_1.8.4 coda_0.18-1
>>
>> loaded via a namespace (and not attached):
>> [1] cubature_1.1-2 corpcor_1.6.8 tools_3.2.5 Rcpp_0.12.7
>> nlme_3.1-128 grid_3.2.5 knitr_1.14
>> [8] tensorA_0.36 lattice_0.20-34
>>
>> Can anyone explain what's going on?
>>
>> Bob
>>
>> --
>> Bob O'Hara
>>
>> Biodiversity and Climate Research Centre Senckenberganlage 25
>> D-60325 Frankfurt am Main,
>> Germany
>>
>> Tel: +49 69 798 40226
>> Mobile: +49 1515 888 5440
>> WWW: http://www.bik-f.de/root/index.php?page_id=219
>> Blog: http://occamstypewriter.org/boboh/
>> Journal of Negative Results - EEB: www.jnr-eeb.org
>>
>> ______________________________________________
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Biodiversity and Climate Research Centre
Senckenberganlage 25
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Germany
Tel: +49 69 798 40226
Mobile: +49 1515 888 5440
WWW: http://www.bik-f.de/root/index.php?page_id=219
Blog: http://occamstypewriter.org/boboh/
Journal of Negative Results - EEB: www.jnr-eeb.org
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