pretty sure you just missed the `{` at the beginning of the `function` definition block.
On Sun, Sep 4, 2016 at 7:38 AM, Michael Dewey <li...@dewey.myzen.co.uk> wrote: > A useful rule is to fix the first error you understand and hope that the > others go away. > > On 04/09/2016 04:05, Tamar Michaeli wrote: > >> Any help in resolving the following errors will be appreciated: >> >> pollutantmean <- function(directory, pollutant, id=1:332) >>> >> + file_inc <- list.files("specdata", full.names=TRUE) >> > > So what did you hope your function was going to do, if you called it? > > dat <- data.frame() >>> for(i in 1:10) { >>> >> + dat <- rbind(dat, read.csv(file_inc[i])) >> + } >> Error in read.table(file = file, header = header, sep = sep, quote = >> quote, >> : >> object 'file_inc' not found >> > > Why did you think at this point that you had an object called file_inc? > > sulfate <- subset(dat( , 2)) >>> >> Error in subset(dat(, 2)) : could not find function "dat" >> > > So you did not manage anywhere to define a function called dat. > > nitrate <- subset(dat( , 3)) >>> >> Error in subset(dat(, 3)) : could not find function "dat" >> >>> mean(pollutant) >>> >> Error in mean(pollutant) : object 'pollutant' not found >> > > You have never defined it. > > save"pollutantmean.R" >>> >> Error: unexpected string constant in " save"pollutantmean.R"" >> > > ?save might help you here. > > > >> [[alternative HTML version deleted]] >> >> > > Please do not post in HTML as it makes your post unreadable. > >> ______________________________________________ >> 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/posti >> ng-guide.html >> and provide commented, minimal, self-contained, reproducible code. >> >> > -- > Michael > http://www.dewey.myzen.co.uk/home.html > > > ______________________________________________ > 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/posti > ng-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.