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i %in% j Hope this helps, Michael On Mon, Aug 22, 2011 at 11:51 AM, Martin Batholdy <batho...@googlemail.com>wrote: > Hi, > > > I have the following problem: > > > I have two vectors: > > i <- c('a','c','g','h','b','d','f','k','l','e','i') > > j <- c('a', 'b', 'c') > > > > now I would like to generate a vector with the length of i that > has zeros where i[x] != any element of j > and 1 where i[x] == any element of j. > > So for the example above the vector would look like this: > > c(1, 1, 0, 0, 1, 0, 0, 0, 0, 0, 0) > > > > can someone help me on this? > > ______________________________________________ > 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.