Duh! sub()
--Jake On Jun 22, 2005, at 3:35 PM, Jake Michaelson wrote: > I did a very quick search of the archive and couldn't find a readily > available answer to this one: > > I'd like to convert, for example: > > c("a", "b", "a", "b") > > to > > c(1, -1, 1, -1) > > In the case of the first vector, it may be any length, but will always > only have two unique values. It must always be replaced by > corresponding values of 1 and -1. > > Any thoughts? > > Thanks in advance, > > Jake > > ______________________________________________ > R-help@stat.math.ethz.ch mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide! > http://www.R-project.org/posting-guide.html > ______________________________________________ R-help@stat.math.ethz.ch mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html