Dear all, I wanted to remove all punctuations except commas from a string. I used: gsub("[[:punct:]]", "", string) but I don't know how to exclude the commas ",". Anyone would kindly answer my basic question? -- View this message in context: http://www.nabble.com/Remove-all-punctuations-except-commas-tp24845721p24845721.html Sent from the R help mailing list archive at Nabble.com.
Try this: string <- "Aaaa. bbbb, ccc" gsub("[^,[:alpha:]|[:space:]]", "", string) On Thu, Aug 6, 2009 at 9:37 AM, Rnewbie <xuancj@yahoo.com> wrote:> > Dear all, > > I wanted to remove all punctuations except commas from a string. > > I used: > > gsub("[[:punct:]]", "", string) > > but I don't know how to exclude the commas ",". Anyone would kindly answer > my basic question? > -- > View this message in context: > http://www.nabble.com/Remove-all-punctuations-except-commas-tp24845721p24845721.html > Sent from the R help mailing list archive at Nabble.com. > > ______________________________________________ > 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. >-- Henrique Dallazuanna Curitiba-Paraná-Brasil 25° 25' 40" S 49° 16' 22" O [[alternative HTML version deleted]]
Try something along these lines: gsub("[^[:alnum:][:space:],]", "", string) On Thu, Aug 6, 2009 at 8:37 AM, Rnewbie<xuancj at yahoo.com> wrote:> > Dear all, > > I wanted to remove all punctuations except commas from a string. > > I used: > > gsub("[[:punct:]]", "", string) > > but I don't know how to exclude the commas ",". Anyone would kindly answer > my basic question? > -- > View this message in context: http://www.nabble.com/Remove-all-punctuations-except-commas-tp24845721p24845721.html > Sent from the R help mailing list archive at Nabble.com. > > ______________________________________________ > R-help at 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. >