That part wasn't specified so we can't say what the required behavior is in that case; however, if a non-multiple of 3 were possible and if the short string is to be emitted at the end then we can just add to the regular expression:
> library(gsubfn) > s <- paste(letters, collapse = "") > strapply(s, "...|..$|.$", c)[[1]] [1] "abc" "def" "ghi" "jkl" "mno" "pqr" "stu" "vwx" "yz" On Fri, Oct 2, 2009 at 8:08 AM, jim holtman <jholt...@gmail.com> wrote: > But it misses the last set if not a multiple of the subset length: > >> library(gsubfn) >> s <- "abcdefghijklm" >> >> # no 'm' >> strapply(s, "...")[[1]] > [1] "abc" "def" "ghi" "jkl" >> > > > On Fri, Oct 2, 2009 at 7:58 AM, Gabor Grothendieck > <ggrothendi...@gmail.com> wrote: >> Try this: >> >>> library(gsubfn) >>> s <- "abcdefghijkl" >> >>> strapply(s, "...")[[1]] >> [1] "abc" "def" "ghi" "jkl" >> >> >> On Fri, Oct 2, 2009 at 5:36 AM, J Chen <jiaxuan.c...@mdc-berlin.de> wrote: >>> >>> dear all, >>> >>> I have some very long strings and would like to break up each long string >>> into multiple strings with a fixed length, e.g. to break up >>> >>> abcdefghijkl >>> >>> into >>> >>> abc, def, ghi, jkl >>> >>> I tried a couple of commands but was not successful. Any help will be >>> appreciated. >>> >>> Best, >>> Jimmy >>> -- >>> View this message in context: >>> http://www.nabble.com/break-up-a-string-into-strings-with-a-fixed-length-tp25712955p25712955.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. >>> >> >> ______________________________________________ >> 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. >> > > > > -- > Jim Holtman > Cincinnati, OH > +1 513 646 9390 > > What is the problem that you are trying to solve? > ______________________________________________ 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.