On Thu, 24 Nov 2005, Roger Peng wrote: > Okay, upon further examination, it appears that it works fine if you set > 'row.names = FALSE' as opposed to 'row.names = F'.
Yes. Adding eval.parent() (not eval()) would be better, though, as it would allow a variable (like F) to be used. I rather like the poetic justice of 'F' not working since no developer would have tested that, though. > > -roger > > Roger Peng wrote: >> Upon replying to this email, I took a look at 'write.csv()' and noticed >> something interesting. I remember there being a discussion sometime in >> the past about letting 'write.csv()' accept the 'row.names' argument. >> However, I get the following error: >> >> > write.csv(airquality, file = "myfile.csv", row.names = F) >> Error in write.table(airquality, file = "myfile.csv", row.names = F, >> col.names = NA, : >> col.names = NA makes no sense when row.names = FALSE >> > >> >> In 'write.csv()' there is >> >> rn <- Call$row.names >> Call$col.names <- if (is.logical(rn) && !rn) >> TRUE >> >> but is.logical(rn) is always FALSE because even if 'row.names' is >> specified (non-NULL), it is of class "name". Perhaps something like >> >> rn <- eval(Call$row.names) >> >> would suffice? I can't tell if that would break anything. >> >> -roger >> >> Sven Schaltenbrand wrote: >> >>> hallo, >>> >>> i have a problem by writing a csv file >>> the first colum is filled with index numbers from 1 to n. >>> i have to unique two csv files once a week while one file is always the >>> same. >>> can anybody tell me, how to write the dataset into a csv file without the >>> first row of the indexnumbers. >>> x[,-1] does not wok as it eliminates the first "interesting" colum. >>> col.names is not accepted by r (do i habe to start a package first? which >>> one?) >>> >>> thx >>> >>> sven >>> >>> [[alternative HTML version deleted]] >>> >>> ______________________________________________ >>> R-devel@r-project.org mailing list >>> https://stat.ethz.ch/mailman/listinfo/r-devel >>> >> > > ______________________________________________ > R-devel@r-project.org mailing list > https://stat.ethz.ch/mailman/listinfo/r-devel > > -- Brian D. Ripley, [EMAIL PROTECTED] Professor of Applied Statistics, http://www.stats.ox.ac.uk/~ripley/ University of Oxford, Tel: +44 1865 272861 (self) 1 South Parks Road, +44 1865 272866 (PA) Oxford OX1 3TG, UK Fax: +44 1865 272595 ______________________________________________ R-devel@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-devel
