It's the "split" string not the "sep" string, as you and probably everyone else already realizes. And, of course, it could be a regular expression, not literally a character string.
-- Bert Bert Gunter "The trouble with having an open mind is that people keep coming along and sticking things into it." -- Opus (aka Berkeley Breathed in his "Bloom County" comic strip ) On Sat, Jan 5, 2019 at 7:19 AM Bert Gunter <bgunter.4...@gmail.com> wrote: > I do not know what you mean in your string context, as diff in Linux finds > lines in files that differ. A reproducible example -- posting guide! -- > would be most useful here. > > However, maybe something of the following strategy might be useful: > > 1. Break up your strings into lists of string "chunks" relevant for your > context via strspit() . Using "" (empty character) as the "sep" string > would break your strings into individual characters; "\n" would break it > into "lines" separated by the return > character; etc. > > 2. Compare your lists using e.g. lapply() and probably ?match and friends > like ?setdiff > > You should also probably check out the stringr package to see if it > contains what you need. Also, if this is gene sequence related, posting on > the Bioconductor list rather than here is likely to be more fruitful. > > Cheers, > Bert > > Bert Gunter > > "The trouble with having an open mind is that people keep coming along and > sticking things into it." > -- Opus (aka Berkeley Breathed in his "Bloom County" comic strip ) > > > On Sat, Jan 5, 2019 at 5:58 AM Sebastien Bihorel < > sebastien.biho...@cognigencorp.com> wrote: > >> Hi, >> >> Does R include an equivalent of the linux diff command? >> >> Ideally I would like to diff 2 fairly complex strings and extract the >> differences without having to save them on disk and using a system('diff >> file1 file2') command. >> >> Thanks >> >> Sebastien >> >> ______________________________________________ >> 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. >> > [[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.