Re: [R] Sorting strings

[De-Jian Zhao]

Sorry, just made a mistake. This is the result from windows xp.

> sort(c("X.","X0B"))
[1] "X."  "X0B"
> sort(c("X.Z","X0B.Z"))
[1] "X.Z"   "X0B.Z"
> R.version
               _
platform       i386-pc-mingw32
arch           i386
os             mingw32
system         i386, mingw32
status
major          2
minor          13.0
year           2011
month          04
day            13
svn rev        55427
language       R
version.string R version 2.13.0 (2011-04-13)


On 2012-2-21 0:13, De-Jian Zhao wrote:

It seems OS-dependent. I got different results when trying it on windows xp and Redhat linux.

> R.version
               _
platform       x86_64-unknown-linux-gnu
arch           x86_64
os             linux-gnu
system         x86_64, linux-gnu
status
major          2
minor          9.1
year           2009
month          06
day            26
svn rev        48839
language       R
version.string R version 2.9.1 (2009-06-26)
> sort(c("X.","X0B"))
[1] "X."  "X0B"
> sort(c("X.Z","X0B.Z"))
[1] "X.Z"   "X0B.Z"


> R.version
               _
platform       x86_64-unknown-linux-gnu
arch           x86_64
os             linux-gnu
system         x86_64, linux-gnu
status
major          2
minor          9.1
year           2009
month          06
day            26
svn rev        48839
language       R
version.string R version 2.9.1 (2009-06-26)
> sort(c("X.","X0B"))
[1] "X."  "X0B"
> sort(c("X.Z","X0B.Z"))
[1] "X0B.Z" "X.Z"


On 2012-2-20 23:27, statquant2 wrote:

Ok I have :

R) str(R.Version())
List of 13
  $ platform      : chr "x86_64-unknown-linux-gnu"
  $ arch          : chr "x86_64"
  $ os            : chr "linux-gnu"
  $ system        : chr "x86_64, linux-gnu"
  $ status        : chr ""
  $ major         : chr "2"
  $ minor         : chr "12.2"
  $ year          : chr "2011"
  $ month         : chr "02"
  $ day           : chr "25"
  $ svn rev       : chr "54585"
  $ language      : chr "R"
  $ version.string: chr "R version 2.12.2 (2011-02-25)"

R) sort(c("X.","X0B"))
[1] "X."  "X0B"
R) sort(c("X.Z","X0B.Z"))
[1] "X0B.Z" "X.Z"

I am using a linux redHat
$ uname -a

Linux 2.6.18-238.9.1.el5 #1 SMP Fri Mar 18 12:42:39 EDT 2011 x86_64 x86_64

x86_64 GNU/Linux


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