[R] "Executing" a string

Prof Brian Ripley ripley at stats.ox.ac.uk
Wed Oct 11 13:34:06 CEST 2000


> Date: Wed, 11 Oct 2000 12:57:16 +0200 (METDST)
> From: Thomas Hoffmann <hoffmann at ehmgs2.et.tu-dresden.de>
> 
> In Matlab or Octave I can evaluate (evalf) the content of
> a string. In R I have looked around in the docs, but have not 
> found a way to do something equivalent (which is possible, I think).
> 
> Can anybody give me a pointer?

eval(parse(text="ls()"))

say, is probably the simplest way.

-- 
Brian D. Ripley,                  ripley at stats.ox.ac.uk
Professor of Applied Statistics,  http://www.stats.ox.ac.uk/~ripley/
University of Oxford,             Tel:  +44 1865 272861 (self)
1 South Parks Road,                     +44 1865 272860 (secr)
Oxford OX1 3TG, UK                Fax:  +44 1865 272595

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