On Mon, 4 Aug 2003, Simon Fear wrote: > What I meant by "like library()" is that this function ensures that a > library > (or should I say package?) does not get loaded twice / duplicated in the > search path. Of course attach() is not the same as library(). Nor is it > the > same as with() - I just thought it might be useful if the help pages > pointed > to each other.
Yes. The strange thing to me is that with does not point to attach. We'll add xrefs. > Because I have programmed for years using attach() and > detach() and only very recently discovered with() (which is nearly > always > what I want since I work mostly with scripts). > > > So how can you tell if the data frame is on the search list > > "my.dframe" %in% search() ? That says if a data frame *of that name* is on the search list, and my point was that whereas packages are responably identified by name, data frames are not. It's common to use DF tmp repeatedly. -- Brian D. Ripley, [EMAIL PROTECTED] Professor of Applied Statistics, http://www.stats.ox.ac.uk/~ripley/ University of Oxford, Tel: +44 1865 272861 (self) 1 South Parks Road, +44 1865 272866 (PA) Oxford OX1 3TG, UK Fax: +44 1865 272595 ______________________________________________ [EMAIL PROTECTED] mailing list https://www.stat.math.ethz.ch/mailman/listinfo/r-help
