>>>>> Ivan Krylov n Wed, 22 Jul 2020 12:42:48 +0300 writes:
> On Tue, 21 Jul 2020 21:35:49 -1000 Jason Levy <lev7...@gmail.com> wrote:
>> I would like help on how to view, edit and save this
>> 2.461 MB RData file.
> Check out the envir= argument to load() and save() if you
> want to isolate the loaded data from the rest of the
> session.
> For an example:
> # create an environment to load the .rda into...
> dataenv <- new.env(parent = emptyenv())
> load('data.rda', envir = dataenv) # ...and load it there
> ls(dataenv) # see what was inside the .rda file
> dataenv$z <- volcano # edit the contents of the environment
> # save the contents of the environment to an .rda file
> save(list = ls(dataenv), file = 'data.rda', envir = dataenv)
> --
> Best regards,
> Ivan
Indeed.
An -- underused and not much known -- alternative is to use
attach("data.rda")
in my view *the only* "legitimate" use of attach() nowadays.
Martin Maechler
ETH Zurich and R Core team
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