[R] A way to list only variables or functions?

[Prof Brian Ripley]

On Sun, 20 Jun 2004, Shin, Daehyok wrote:

> Neat! Thanks.

Note that these are not correct, as the get is not done from the 
correct environment.  The function ls.str I pointed you to is correct.

> How about incorporating this support into standard commands, ls() or
> objects()?

Well, there already is ls[f].str.

> Daehyok Shin (Peter)
> 
> > -----Original Message-----
> > From: Gabor Grothendieck [mailto:ggrothendieck at myway.COM]
> > Sent: Sunday, June 20, 2004 AM 10:06
> > To: sdhyok at email.unc.edu; r-help at stat.math.ethz.ch
> > Subject: RE: [R] A way to list only variables or functions?
> >
> >
> >
> >
> > These two functions will list the functions and variables
> > respectively:
> >
> > ls.funs <-
> > function(env=sys.frame(-1))unlist(lapply(ls(env=env),function(x)if
> > (is.function(get(x)))x))
> >
> > ls.vars <-
> > function(env=sys.frame(-1))unlist(lapply(ls(env=env),function(x)if
> > (!is.function(get(x)))x))
> >
> >
> > To use:
> >
> > ls.funs()
> > ls.vars()
> >
> >
> > Date:   Sat, 19 Jun 2004 22:59:57 -0400
> > From:   Shin <sdhyok at email.unc.edu>
> > To:   R Help <r-help at stat.math.ethz.ch>
> > Subject:   [R] A way to list only variables or functions?
> >
> >
> > I am curious if there is any way to list only variables or functions in
> > current environment, rather than listing all objects? Thanks.
> >
> > --
> > Daehyok Shin (Peter)
> > Geography Department
> > Univ. of North Carolina-Chapel Hill
> >
> >
> >
> > _______________________________________________
> > No banners. No pop-ups. No kidding.
> 
> >
> 
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-- 
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)
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