R devel - Jan 2006 - natural sorting

It would be nifty to incorporate this into R or into an R package:

http://sourcefrog.net/projects/natsort/

On Wed, Jan 11, 2006 at 05:45:10PM -0500, Gabor Grothendieck
wrote:
> It would be nifty to incorporate this into R or into an R package:
> 
> http://sourcefrog.net/projects/natsort/
Btw, I haven't looked at the implementation, but Tcl also contains
equivalent functionality, they call it dictionary sort:

  http://tcl.activestate.com/man/tcl8.4/TclCmd/lsort.htm

-- 
Andrew Piskorski <atp at piskorski.com>
http://www.piskorski.com/

The 'mixedsort' function in the 'gtools' package does this.  It
is probably slower than the c version you point to, but it is already working in
R.

-G
> -----Original Message-----
> From: r-devel-bounces at r-project.org
> [mailto:r-devel-bounces at r-project.org]On Behalf Of Andrew Piskorski
> Sent: Thursday, January 12, 2006 10:40 AM
> To: R Development Mailing List
> Subject: Re: [Rd] natural sorting
> 
> 
> On Wed, Jan 11, 2006 at 05:45:10PM -0500, Gabor Grothendieck wrote:
> > It would be nifty to incorporate this into R or into an R package:
> > 
> > http://sourcefrog.net/projects/natsort/
> 
> Btw, I haven't looked at the implementation, but Tcl also contains
> equivalent functionality, they call it dictionary sort:
> 
>   http://tcl.activestate.com/man/tcl8.4/TclCmd/lsort.htm
> 
> -- 
> Andrew Piskorski <atp at piskorski.com>
> http://www.piskorski.com/
> 
> ______________________________________________
> R-devel at r-project.org mailing list
> https://stat.ethz.ch/mailman/listinfo/r-devel
> 
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Good idea. Done.

-G
> -----Original Message-----
> From: Martin Maechler [mailto:maechler at stat.math.ethz.ch]
> Sent: Wednesday, January 18, 2006 4:02 AM
> To: Warnes, Gregory R
> Cc: Andrew Piskorski; R Development Mailing List
> Subject: Re: [Rd] natural sorting
> 
> 
> >>>>> "Greg" == Warnes, Gregory R
<gregory.r.warnes at pfizer.com>
> >>>>>     on Tue, 17 Jan 2006 14:48:46 -0500 writes:
> 
>     Greg> The 'mixedsort' function in the 'gtools'
package does
>     Greg> this.  It is probably slower than the c version you
>     Greg> point to, but it is already working in R.
> 
> Thank you, Greg.
> 
> BTW, given the thread, this is a typical example where it might
> be very useful to add the following two concepts to the 
>    mixedsort.Rd file in gtools :
> 
> \concept{natural sort}
> \concept{dictionary sort}
> 
> so that mixedsort() will be quickly found by 
> help.search("natural sort")
> and possibly also via the java search from the HTML help interface?
> (I never use it; I use help.search() {or then RSiteSearch()}
>  exclusively.)
> 
> Martin
> 
> 
>     >> -----Original Message-----
>     >> From: r-devel-bounces at r-project.org
>     >> [mailto:r-devel-bounces at r-project.org]On Behalf Of 
> Andrew Piskorski
>     >> Sent: Thursday, January 12, 2006 10:40 AM
>     >> To: R Development Mailing List
>     >> Subject: Re: [Rd] natural sorting
>     >> 
>     >> 
>     >> On Wed, Jan 11, 2006 at 05:45:10PM -0500, Gabor 
> Grothendieck wrote:
>     >> > It would be nifty to incorporate this into R or into 
> an R package:
>     >> > 
>     >> > http://sourcefrog.net/projects/natsort/
>     >> 
>     >> Btw, I haven't looked at the implementation, but Tcl 
> also contains
>     >> equivalent functionality, they call it dictionary sort:
>     >> 
>     >> http://tcl.activestate.com/man/tcl8.4/TclCmd/lsort.htm
>     >> 
>     >> -- 
>     >> Andrew Piskorski <atp at piskorski.com>
>     >> http://www.piskorski.com/
> 
> 
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