I don't like this idea. It adds extra that it doesn't need to. Doing it with column numbers is more straightforward, and if all you have is names you can get numbers by doing match() or whatever and then getting the sequence with seq(). Having a sequence of column names is odd.
On Tue Feb 10 2015 at 1:28:25 PM Arunkumar Srinivasan <[email protected]> wrote: > Farrel, > > It could be useful. Please file an issue on the github project page. > Thanks. > > -- > Arun > > On 10 Feb 2015 at 01:08:46, Farrel Buchinsky ([email protected]) wrote: > > So lets say one has a data.table with the following columns > > first.name, last.name, height, weight, shoe.size, eye.color, hair.length, > appendage.size, ear.length > > If one wanted to just include weight through hair.length one would have to > go something such as this > > dt[,list(weight, shoe.size, eye.color, hair.length)] > > Is there a way to do something along the lines of > > dt[,list(weight...hair.length)] > > If so, can you direct me to the documentation? If not can you build it? Is > it difficult? Some data.tables have many columns. > > Thanking you in anticipation. > > Farrel > _______________________________________________ > datatable-help mailing list > [email protected] > https://lists.r-forge.r-project.org/cgi-bin/mailman/ > listinfo/datatable-help > > _______________________________________________ > datatable-help mailing list > [email protected] > https://lists.r-forge.r-project.org/cgi-bin/mailman/listinfo > /datatable-help
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