On Sat, Dec 19, 2009 at 3:35 AM, Patrick Connolly <p_conno...@slingshot.co.nz> wrote: > On Thu, 17-Dec-2009 at 03:13PM +1800, Peng Yu wrote: > > |> Currently, I load the RData file then ls() and str(). But loading the file > |> takes too long if the file is big. Most of the time, I only interested what > |> the variables are in the the file and the attributes of the variables (like > |> if it is a data.frame, matrix, what are the colnames/rownames, etc.) > |> > |> I'm wondering if there is any facility in R to help me avoid loading the > |> whole file. > > > I have a pretty nifty way of seeing what's in such a file, but I still > have to load all of the binary file before I can do so. If it's > taking you such a long time, maybe you could keep a larger number of > smaller RData files.
What is your 'nifty way'? How fast is it? ______________________________________________ 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.
