Try this: dir()[!file.info(dir())$isdir]
On Fri, Dec 5, 2008 at 2:30 PM, Gustavo Carvalho <[EMAIL PROTECTED]> wrote: > Is there a way to list only the files in a given directory without > passing pattern="..." to list.files()? > > On Fri, Dec 5, 2008 at 5:10 PM, Kyle. <[EMAIL PROTECTED]> wrote: >> Thanks, Barry. I'll use that in the future. >> >> >> ---Kyle. >> >> On Fri, Dec 5, 2008 at 11:01 AM, Barry Rowlingson < >> [EMAIL PROTECTED]> wrote: >> >>> 2008/12/5 Chris Poliquin <[EMAIL PROTECTED]>: >>> > Hi, >>> > >>> > I have about 900 files that I need to run the same R script on. I looked >>> > over the R Data Import/Export Manual and couldn't come up with a way to >>> > read in a sequence of files. >>> > >>> > The files all have unique names and are in the same directory. What I >>> want >>> > to do is: >>> > 1) Create a list of the file names in the directory (this is really what >>> I >>> > need help with) >>> > 2) For each item in the list... >>> > a) open the file with read.table >>> > b) perform some analysis >>> > c) append some results to an array or save them to another file >>> > 3) Next File >>> > >>> > My initial instinct is to use Python to rename all the files with numbers >>> > 1:900 and then read them all, but the file names contain some information >>> > that I would like to keep intact and having to keep a separate database >>> of >>> > original names and numbers seems inefficient. Is there a way to have R >>> read >>> > all the files in a directory one at a time? >>> >>> I can't believe the two 'solutions' already posted. It's easy: >>> >>> ?list.files >>> >>> Barry >>> >>> ______________________________________________ >>> 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. >>> >> >> [[alternative HTML version deleted]] >> >> ______________________________________________ >> 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. > ______________________________________________ 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.