[R] extracting pkg fcn info

A.J. Rossini rossini at blindglobe.net
Tue Jul 3 04:21:48 CEST 2001

An extension to what Natalie asked -- has anyone written an R function
to do something like:


which returns arguments, classes, and return statements?


>>>>> "TL" == Thomas Lumley <tlumley at u.washington.edu> writes:

    TL> On Mon, 2 Jul 2001, Natalie Hawkins wrote:
    >> I would like to learn what functions are available in a given R
    >> package (say, the pkg sma) and what the arguments and return
    >> value is for each of those functions.
    >> Is there an R CMD available for that or a suggested method for
    >> easily extracting that information?

    TL> help(library="package")

    TL> will give a listing of the functions (and perhaps other
    TL> information).

    TL> For a list of all the arguments and return values I would
    TL> suggest the PDF manual pages for that package. These are all
    TL> on CRAN or can be built from the latex help.

    TL> You could get the arguments from library("somepackage")
    TL> sapply(ls(pos=2),function(nm) args(get(nm))) but that wouldn't
    TL> tell you want it meant.

    TL> 	-thomas

    TL> Thomas Lumley Asst. Professor, Biostatistics
    TL> tlumley at u.washington.edu University of Washington, Seattle

    TL> -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-
    TL> r-help mailing list -- Read
    TL> http://www.ci.tuwien.ac.at/~hornik/R/R-FAQ.html Send "info",
    TL> "help", or "[un]subscribe" (in the "body", not the subject !)
    TL> To: r-help-request at stat.math.ethz.ch
    TL> _._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._

A.J. Rossini				Rsrch. Asst. Prof. of Biostatistics
U. of Washington Biostatistics		rossini at u.washington.edu	
FHCRC/SCHARP/HIV Vaccine Trials Net	rossini at scharp.org
-------- (wednesday/friday is unknown) --------
FHCRC: M-Tu : 206-667-7025 (fax=4812)|Voicemail is pretty sketchy/use Email
UW:    Th   : 206-543-1044 (fax=3286)|Change last 4 digits of phone to FAX

r-help mailing list -- Read http://www.ci.tuwien.ac.at/~hornik/R/R-FAQ.html
Send "info", "help", or "[un]subscribe"
(in the "body", not the subject !)  To: r-help-request at stat.math.ethz.ch

More information about the R-help mailing list