Try Reduce: Reduce(cbind, vec, 1:5)
On Tue, Jul 3, 2018 at 9:28 AM, Viechtbauer, Wolfgang (SP) <wolfgang.viechtba...@maastrichtuniversity.nl> wrote: > Hi All, > > I have one vector that I want to combine with another vector and that other > vector should be the same for every row in the combined matrix. This > obviously does not work: > > vec <- c(2,4,3) > cbind(1:5, vec) > > This does, but requires me to specify the correct value for 'n' in > replicate(): > > cbind(1:5, t(replicate(5, vec))) > > Other ways that do not require this are: > > t(sapply(1:5, function(x) c(x, vec))) > do.call(rbind, lapply(1:5, function(x) c(x, vec))) > t(mapply(c, 1:5, MoreArgs=list(vec))) > > I wonder if there is a simpler / more efficient way of doing this. > > Best, > Wolfgang > > ______________________________________________ > R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see > 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. -- Statistics & Software Consulting GKX Group, GKX Associates Inc. tel: 1-877-GKX-GROUP email: ggrothendieck at gmail.com ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see 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.