[R] Size of an object in workspace

Weiwei Shi helprhelp at gmail.com
Tue Apr 24 23:06:33 CEST 2007


On 4/24/07, Horace Tso <Horace.Tso at pgn.com> wrote:
> Hi folks,
> Is there a function to show the size of an R object? eg. in Kbytes?
> Couple months ago Bendix Carstensen posted this marvelous little function lls(), which shows all objects in the current workspace by mode, class and 'size'. This is a wonderful enhancement to the build-in ls() already and I now have it sourced in my Rprofile.site at startup.
> The only drawback is, 'size' is just the length/dim of an object. For matrices and data frames this is good enough. But for a list, knowing how many elements in there doesn't help much. I need to know the totality of the content in a common unit, eg. byte.
> Thanks in advance.
> Horace
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Weiwei Shi, Ph.D
Research Scientist
GeneGO, Inc.

"Did you always know?"
"No, I did not. But I believed..."
---Matrix III

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