Try this: > L <- list(`0` = 1:4, `1` = 2:3)
> sum(L$`0`) [1] 10 > with(L, sum(`0`)) [1] 10 > # not recommended tho' this is closest to what you asked for > attach(L) > sum(`0`) [1] 10 On Mon, Sep 28, 2009 at 10:57 AM, Christina Rodemeyer <christinarodeme...@yahoo.de> wrote: > Hi guys, > > I have a list of 250 numbers as a result of using the ?by function! > List of 246 > $ 0 : num [1:28] 22 11 31... > $ 1 : num [1:15] 12 14 9 ... > .. > .. > .. > - attr(*, "dim")= int 250 > - attr(*, "dimnames")=List of 1 > > The problem is that each list of 250 has different length! I would like to > get the values of each list in a vector like vector_0 = (22,11,31,..), is > this possible? > > Thank you in advance, > Christina > > > > > [[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.