On Sep 18, 2013, at 10:42 AM, Sam Steingold <[email protected]> wrote: > Hi, > I find this behavior unexpected: > --8<---------------cut here---------------start------------->8--- >> strsplit(c("a,b;c","d;e,f"),c(",",";")) > [[1]] > [1] "a" "b;c" > > [[2]] > [1] "d" "e,f" > --8<---------------cut here---------------end--------------->8--- > I thought that it should be identical to this: > --8<---------------cut here---------------start------------->8--- >> strsplit(c("a,b;c","d;e,f"),"[,;]") > [[1]] > [1] "a" "b" "c" > > [[2]] > [1] "d" "e" "f" > --8<---------------cut here---------------end--------------->8--- > Is this a bug or did I misunderstand the docs? > Thanks!
The latter. From ?strplit in the description of 'split': If split has length greater than 1, it is re-cycled along x. Thus, in the first example above, ',' is used for the first element of your vector and ';' is used for the second and so on. Regards, Marc Schwartz ______________________________________________ [email protected] 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.
