Yea it did... Thanks :) On Thu, May 5, 2011 at 3:07 PM, Dennis Murphy <djmu...@gmail.com> wrote:
> Hi: > > Is this what you have in mind? > > m1 <- matrix(rpois(100, 10), nrow = 10, dimnames = list(NULL, > paste('V', 1:10, sep = ''))) > m2 <- matrix(rpois(40, 10), nrow = 10, dimnames = list(NULL, > paste('V', c(2, 5, 7, 10), sep = ''))) > colnames(m1) > colnames(m2) > > m1[, colnames(m2)] > > HTH, > Dennis > > On Wed, May 4, 2011 at 11:10 PM, nisha chandran > <slamdunkangel...@gmail.com> wrote: > > Hi, > > > > I have two matrices with 4885 cols and 36 cols respectively . I would > like > > to extract these 36 columns from the bigger matrix, the column values are > > different but the column names would be the same.Hence based on the names > I > > would like to perform my operation. So is there any way of extracting > this > > info in an easy way. I have tried names,which,grep,subset none have > worked. > > Could someone help me out here > > > > > > > > Thanks a ton > > Nisha > > > > [[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. > > > [[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.