[R] dimensions checking

Gabor Grothendieck ggrothendieck at gmail.com
Thu Feb 11 03:45:41 CET 2010

Try this:

eapply(environment(), dim)

On Wed, Feb 10, 2010 at 9:41 PM, andrew <andrewjohnroyal at gmail.com> wrote:
> Hello r-help-archive list,
> I have an algorithm that is fairly slow and I was wondering whether my
> problem if it was an indexing going out of bounds and forcing the
> creation of a new vector.  Basically, I want to check the dimensions
> of all of my vectors before and after the algorithm runs:
> I want something like
> mapply(dim, ls())
> but this just finds the dimension of the character array of the name
> of the R object, not the actual size of the vector that has the same
> name.
> Any thoughts on how to do this please?
> Regards,
> Andrew.
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