Hi,
On Mon, Oct 3, 2011 at 1:54 PM, francy <francy.casal...@gmail.com> wrote: > Hi, > > I am trying to find a function to match two data frames of different lengths > for one field only. > So, for example, > df1 is: > > Name Position location > francesca A 75 > cristina B 36 > > And df2 is: > > location Country > 75 UK > 56 Austria > > And I would like to match on "Location" and the output to be something like: Sounds like you need merge() (just as in your subject line!). > Name Position Location Match > francesca A 75 1 > cristina B 36 0 > > I have tried with the function 'match' or with: > subset(df1, location %in% df2) > But it does not work. > > Could you please help me figure out how to do this? > Sarah -- Sarah Goslee http://www.functionaldiversity.org ______________________________________________ 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.