[R] How to add an object to an RData file ?

[Thomas Lumley]

On Wed, 28 Jul 2004, Liaw, Andy wrote:

> I guess it would be nice if save() has an `append' option...

It would still have to read it in and out again, and then we would have
all the issues about multiple objects with the same name.

	-thomas

>
> Andy
>
> > From: Roger D. Peng
> >
> > I can't think of a faster way.
> >
> > -roger
> >
> > Ernesto Jardim wrote:
> > > Hi,
> > >
> > > I've saved an RData file with "save" and now I want to add
> > a new object
> > > to this file. At the moment I do:
> > >
> > > attach("file.RData")
> > > save(list=c("new,obj", ls(pos=2)), file="file.RData", compress=T)
> > > detach()
> > >
> > > Is there a quicker method that just add the object to the file ?
> > >
> > > Thanks
> > >
> > > EJ
>
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Thomas Lumley			Assoc. Professor, Biostatistics
tlumley at u.washington.edu	University of Washington, Seattle