Hi lily, maybe this is what you want: strings1<-c(1.2,1.31,1.4,1.51) strings2<-c(2.1,2.22,2.3,2.44) paste(formatC(strings1,digits=2,format="f"), formatC(strings2,digits=2,format="f"),sep="-")
Jim On Fri, Jan 6, 2017 at 4:56 PM, lily li <chocol...@gmail.com> wrote: > Sorry for the emails. I just checked and the problem is still there. Is > there a proper way to reformat the decimal places, such as three or four > decimal places? Thanks. > > If maintain four decimal places, the numbers are: 1.2000, 1.3100, 1.4000, > etc. > > On Thu, Jan 5, 2017 at 10:46 PM, lily li <chocol...@gmail.com> wrote: > >> I found that the last column is the digits 2.00, so the problem is solved. >> >> On Thu, Jan 5, 2017 at 10:42 PM, lily li <chocol...@gmail.com> wrote: >> >>> Hi R users, >>> >>> I'm trying to concatenate two strings, while each string has numbers. >>> For example, strings1 = c(1.2, 1.31, 1.4, 1.51, etc), strings2= c(2.1, >>> 2.22, 2.3, 2.44, etc). I want to have all decimals for the two strings, >>> such as: strings1= c(1.20, 1.31, 1.40, 1.51, etc), string2 = c(2.10, 2.22, >>> 2.30, 2.44, etc). >>> After concatenating, they become c(1.20--2.10, 1.31--2.22, 1.40--2.30, >>> 1.51--2.44, etc) >>> I use the code below, but after digits=2 in the parentheses, the length >>> of each string has one more. What is the problem and how to do it another >>> way? Thanks. >>> >>> cons = paste(c(strings1, digits=2), c(strings2, digits=2), sep='-') >>> >>> >> > > [[alternative HTML version deleted]] > > ______________________________________________ > R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see > 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. ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see 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.