From ripley at stats.ox.ac.uk  Fri Feb 20 07:11:58 2015
From: ripley at stats.ox.ac.uk (Prof Brian Ripley)
Date: Fri, 20 Feb 2015 06:11:58 +0000
Subject: [Rd] save.image Doesn't Save Objects When Browsing
In-Reply-To: <1424394003080.77402@uni.sydney.edu.au>
References: <1424394003080.77402@uni.sydney.edu.au>
Message-ID: <54E6D02E.2070401@stats.ox.ac.uk>

On 20/02/2015 01:00, Dario Strbenac wrote:
> The documentation states that "save.image() is just a short-cut for save(list = ls(all = TRUE), file = ".RData")". However, if I do
>
> Browse[1]> ls(all=TRUE)
> [1] "expression"         "orderedFeatures"    "predictParams"
> [4] "resubstituteParams" "trainParams"        "verbose"
> Browse[1]> save.image("BROWSE.RData")
>
> load("BROWSE.RData") shows different variables than ls() did. Explicitly typing
>
> Browse[1]> save(list = ls(all = TRUE), file = ".RData")
>
> causes the variables in the current environment to be saved.
>
> Is the documentation of save.image() missing a special case?

You are missing the other arguments.  What it actually says is

     ?save.image()? is just a short-cut for ?save my current
      workspace?,

and for that you need to specify envir=.GlobalEnv .

>
> --------------------------------------
> Dario Strbenac
> PhD Student
> University of Sydney
> Camperdown NSW 2050
> Australia
> ______________________________________________
> R-devel at r-project.org mailing list
> https://stat.ethz.ch/mailman/listinfo/r-devel
>


-- 
Brian D. Ripley,                  ripley at stats.ox.ac.uk
Emeritus Professor of Applied Statistics, University of Oxford
1 South Parks Road, Oxford OX1 3TG, UK



[Rd] save.image Doesn't Save Objects When Browsing
Prof Brian Ripley