Hi Kang, Try either
lapply(x, "[", 8:14) # Erik Iverson's method or lapply(x, function(x) x[8:14]) HTH, Jorge On Sun, May 30, 2010 at 9:44 AM, Kang Min <> wrote: > Hmm x[8:14] didn't work. Yes Iverson's method worked, I wanted the > whole list, with 7 elements in each vector. > > Now I want the whole list as well, but with the 8th to 14th element. > > > On May 30, 7:47 pm, David Winsemius <dwinsem...@comcast.net> wrote: > > On May 29, 2010, at 11:37 PM, Kang Min wrote: > > > > > What if I want to select the 8th to 14th element of the list? I tried > > > to use "[" again, but it doesn't work. > > > > x[8:14] > > > > (And I could not get Iverson's earlier method to work properly on a > > long list. It just returned the whole list. Did it work properly for > > you? ) > > > > -- > > David. > > > > > > > > > > > > > > > > >>>> "[" is a function, and you want to use it on each element of the > > >>>> list, > > >>>> so... > > > > >>>> lapply(x, "[", c(1:7)) > > > > >>> and the call to c() is of course not necessary, since ":" will > > >>> generate a vector. > > > > >>> ______________________________________________ > > >>> r-h...@r-project.org mailing listhttps://stat.ethz.ch/mailman/ > > >>> listinfo/r-help > > >>> PLEASE do read the posting guidehttp:// > www.R-project.org/posting-guide.html > > >>> and provide commented, minimal, self-contained, reproducible code. > > > > >>> -- > > >>> You received this message because you are subscribed to the Google > > >>> Groups "R-help-archive" group. > > >>> To post to this group, send email to r-help- > > >>> arch...@googlegroups.com. > > >>> To unsubscribe from this group, send email to > r-help-archive+unsubscr...@googlegroups.com<r-help-archive%2bunsubscr...@googlegroups.com> > > >>> . > > >>> For more options, visit this group athttp:// > groups.google.com/group/r-help-archive?hl=en > > >>> . > > > > >> ______________________________________________ > > >> r-h...@r-project.org mailing listhttps://stat.ethz.ch/mailman/ > > >> listinfo/r-help > > >> PLEASE do read the posting guidehttp:// > www.R-project.org/posting-guide.html > > >> and provide commented, minimal, self-contained, reproducible code. > > > > >> -- > > >> You received this message because you are subscribed to the Google > > >> Groups "R-help-archive" group. > > >> To post to this group, send email to r-help-arch...@googlegroups.com. > > >> To unsubscribe from this group, send email to > r-help-archive+unsubscr...@googlegroups.com<r-help-archive%2bunsubscr...@googlegroups.com> > > >> . > > >> For more options, visit this group athttp:// > groups.google.com/group/r-help-archive?hl=en > > >> . > > > > > ______________________________________________ > > > r-h...@r-project.org mailing list > > >https://stat.ethz.ch/mailman/listinfo/r-help > > > PLEASE do read the posting guidehttp:// > www.R-project.org/posting-guide.html > > > and provide commented, minimal, self-contained, reproducible code. > > > > David Winsemius, MD > > West Hartford, CT > > > > ______________________________________________ > > r-h...@r-project.org mailing listhttps:// > stat.ethz.ch/mailman/listinfo/r-help > > PLEASE do read the posting guidehttp:// > 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. > [[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.
