Dear Jörg, Try this: > gsub('\\+',"",x) [1] "F" "F"
Take a look at "Basic Regular Expressions" in ?regex. HTH, Jorge On Sat, Feb 7, 2009 at 8:55 PM, Jörg Groß <jo...@licht-malerei.de> wrote: > Hi, > > > can someone help me; > I don't understand why this code doesn't do what it's supposed to do; > > x <- c("F+", "F+") > x <- sub("F+", "F", x) > x > > [1] "F+" "F+" > > (I want "F" "F") > > > > > when I try this; > x <- c("F+", "F+") > x <- sub("+", "", x) > x > > I get an error message ("invalid regular expression") > > ______________________________________________ > 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.