[R] Finding common an unique elements in character vectors
Stephan.Kolassa at gmx.de
Mon Mar 29 21:29:42 CEST 2010
%in% does the trick:
vector_1 <- c("Belgium", "Spain", "Greece", "Ireland", "Luxembourg",
vector_2 <- c("Denmark", "Luxembourg")
vector_1[!(vector_1 %in% vector_2)]
Thomas Jensen schrieb:
> Dear R-list,
> I have a problem which I think is quite basic, but so far google has not
> helped me.
> I have two vectors like this:
> vector_1 <- c(Belgium, Spain, Greece, Ireland, Luxembourg, Netherlands,
> vector_2 <- c(Denmark, Luxembourg)
> I would like to find the elements in vector_1 that are not in vector_2
> so that i get a vector with these countries: Belgium, Spain, Greece,
> Ireland, Netherlands, Portugal.
> Thanks a lot,
> R-help at r-project.org mailing list
> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
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