Thank you very much. :-) > as.integer(substring(as.character(z), 2, 2)) [1] 8
> as.integer(foo2(z,2)) [1] 8 -- View this message in context: http://www.nabble.com/the-integer-of-a-given-location-tp25418729p25419555.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.