Yes. Perhaps also worth mentioning in this context because they're generic are head() and tail() -- ?head
Cheers, Bert On Mon, Jun 27, 2011 at 9:01 AM, Eik Vettorazzi <e.vettora...@uke.uni-hamburg.de> wrote: > Hi, > mydata[1:3, -(1:4)] > > saves some typing. > > cheers > > Am 27.06.2011 16:51, schrieb Berry Boessenkool: >> >> >> Hey again, >> >> I didn't wat questions to get mangled up, so here's my second email. >> >> In matlab, there is the simple possibility to access colums x till last of a >> matrix using >> mydata(1:3, 5:end). >> >> In R, I so far use >> mydata[1:3, 5:ncol(mydata)] >> >> Is there a faster way? (in terms of typing) >> >> Thanks ahead, >> Berry >> >> ------------------------------------- >> Berry Boessenkool >> University of Potsdam, Germany >> ------------------------------------- >> >> ______________________________________________ >> 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. > > -- > Eik Vettorazzi > > Department of Medical Biometry and Epidemiology > University Medical Center Hamburg-Eppendorf > > Martinistr. 52 > 20246 Hamburg > > T ++49/40/7410-58243 > F ++49/40/7410-57790 > > ______________________________________________ > 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. > -- "Men by nature long to get on to the ultimate truths, and will often be impatient with elementary studies or fight shy of them. If it were possible to reach the ultimate truths without the elementary studies usually prefixed to them, these would not be preparatory studies but superfluous diversions." -- Maimonides (1135-1204) Bert Gunter Genentech Nonclinical Biostatistics ______________________________________________ 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.
