Yea it did...
Thanks :)

On Thu, May 5, 2011 at 3:07 PM, Dennis Murphy <djmuser@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
> <slamdunkangel666@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]]
> >
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> > PLEASE do read the posting guide
> http://www.R-project.org/posting-guide.html
> > and provide commented, minimal, self-contained, reproducible code.
> >
>

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