Very simple. And great. Thanks. 2013/1/3 Sarah Goslee <sarah.gos...@gmail.com>
> sum(test == 0) > > On Thu, Jan 3, 2013 at 5:49 PM, Hermann Norpois <hnorp...@googlemail.com> > wrote: > > Hello, > > > > I wish to count how often zero (0) appears in the vector test. > > > > test > > [1] 1 1 1 1 1 1 2 1 1 1 0 2 0 1 1 0 0 0 1 1 1 0 1 2 1 1 1 1 1 1 > > > > > > I think of something like ... > > > >> sapply (test, function (x) if (x==0 ... > > > > ... but actually I dont know how to carry on. > > > > Could anybody give me a hint? > > > > Thanks Hermann > > > > --- > Sarah Goslee > http://www.functionaldiversity.org > [[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.
