Try this assuming the first 15 are double and the next 15 are factor: as.data.frame(rep(list(num = double(0), char = character(0)), each = 15))
2008/2/7 Jarosław Jasiewicz <[EMAIL PROTECTED]>: > Gabor Grothendieck pisze: > > >> data.frame(a = character(0), b = double(0)) > >> > > [1] a b > > <0 rows> (or 0-length row.names) > > > > > > On Feb 7, 2008 5:48 AM, Jarosław Jasiewicz <[EMAIL PROTECTED]> wrote: > > > >> Hi > >> Sorry for banal question > >> How to create empty data frame with for example 30 variables without > >> typying: data.frame(x=1,y=1....) > >> Jarek > >> > thanks but it is not what I need the problem is with 30 variables: I'd > like to avoid typing (a=double(0), b=double(0)) etc... thirty times > > ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
