Hi Gabor, Can you suggest some examples of how your proposal could be used? Reshape never returns a vector.
Cheers, Andrew On Tue, May 22, 2007 at 07:36:56PM -0400, Gabor Grothendieck wrote: > One additional idea. > > I wonder if reshape might be promoted to a generic and relist made > into methods for it. The unlisted version of an object would be the "long" > version and the original version of the list would be the "wide" version. > > This would consolidate the two concepts together and make it > easier to use since the user could leverage his knowledge of > how reshape works to lists where it would work analogously. > > Essentially reshape(myList, direction = "long") would be > similar to unlist but would add the attributes need to reverse > the procedure and reshape(myList, direction = "wide") > would perform the inversion. > > I am not sure if the reshape package has any bearing here > as well. > > On 5/22/07, Andrew Clausen <[EMAIL PROTECTED]> wrote: > >Hi Seth, > > > >On Mon, May 21, 2007 at 05:15:10PM -0700, Seth Falcon wrote: > >> I will also add that the notion of a default argument on a generic > >> function seems a bit odd to me. If an argument is available for > >> dispatch, I just don't see what sense it makes to have a default. In > >> those cases, the default should be handled by the method that has a > >> signature with said argument matching the "missing" class. > >> > >> What often does make sense is to define a generic function where some > >> argument are not available for dispatch. For example: > >> > >> setGeneric("foo", signature="flesh", > >> function(flesh, skeleton=attr(flesh, "skeleton") > >> standardGeneric("foo"))) > > > >That's an excellent suggestion. Thanks! However, I had to set the > >signature > >to c("numeric", "missing") rather than just "numeric". > > > >I have uploaded a new version here: > > > > http://www.econ.upenn.edu/~clausen/computing/relist.R > > > >Cheers, > >Andrew > > > >______________________________________________ > >R-devel@r-project.org mailing list > >https://stat.ethz.ch/mailman/listinfo/r-devel > > ______________________________________________ R-devel@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-devel