class(data) class(data$V1) str(data) str(data$V1) dput(data) dput(data$V1) On Wed, Mar 12, 2008 at 7:17 PM, Chang Liu <[EMAIL PROTECTED]> wrote: > > Hello! > I have used read.csv to read in a data frame, and there are a few variables > in it, however, when I tried > is.list(data$V1) > >FALSE > In fact, I have tried, they are not vectors either. > > I'm wondering: > 1. What objects are these "lists" of data? > 2. How could I find out about the type/inheritence of an object in general? > 3. The reason I want it to be a list or vector, is that I want to fill in > some blank values, i can't seem to do things like: > data$V1[1] = 3 > Is it because these variables are pointers? Is there a better way to do this? > > Sorry to cram so many questions in one email! > > Karen > _________________________________________________________________ > > l. Click here to learn how. > > [[alternative HTML version deleted]] > > ______________________________________________ > 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. >
______________________________________________ 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.
