formatC(round(2189.745, 2), big.mark=",",format="f", drop0trailing = TRUE)
On Sun, May 8, 2011 at 9:02 PM, Worik R <wor...@gmail.com> wrote: >> formatC(round(2189.745, 2), big.mark=",",format="f") > [1] "2,189.7400" > > Unfortunately this does not work > > Worik > > On Mon, May 9, 2011 at 11:45 AM, Peter Langfelder < > peter.langfel...@gmail.com> wrote: > >> On Sun, May 8, 2011 at 4:41 PM, Worik R <wor...@gmail.com> wrote: >> > Friends >> > >> > I am trying to format a number to a string so 2189.745 goes to "2,189.35" >> > and 309283.929 goes to "309,283.93" >> > >> > I have tried to use formatC(X, big.mark=",",drop0trailing=FALSE, >> format="f") >> > but it does not get the number of decimals correct. Specifying digits >> does >> > not work as that is significant digits. I could use a switch statement >> > switching on the size of the number to be formated to set the digits >> > parameter but that is complex and leaves me insecure that thre may be >> other >> > problems I have not uncovered. >> > >> > Is there a simple way of using library functions to insert big.marks and >> get >> > the number of trailing digits correct? Perhaps some way of using >> sprintf? >> > >> >> Try this inserting a round() step before the final printing: >> >> x = 309283.929 >> >> formatC(round(x, 2), big.mark=",",drop0trailing=TRUE, format="f") >> >> [1] "309,283.93" >> >> >> HTH, >> >> Peter >> >> >> > cheers >> > Worik >> > >> > [[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. >> > >> >> >> >> -- >> Sent from my Linux computer. Way better than iPad :) >> > > [[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. > -- Henrique Dallazuanna Curitiba-Paraná-Brasil 25° 25' 40" S 49° 16' 22" O ______________________________________________ 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.
