Re: [R] accessing source code in R packages

From: Francisco J. Zagmutt <gerifalte28_at_hotmail.com>
Date: Thu 22 Sep 2005 - 12:33:55 EST


or getAnywhere()

>From: "ronggui.wong" <042045003@fudan.edu.cn>
>Reply-To: 042045003@fudan.edu.cn
>To: "r-help@stat.math.ethz.ch" <r-help@stat.math.ethz.ch>
>Subject: Re: [R] accessing source code in R packages
>Date: Thu, 22 Sep 2005 10:03:45 +0800
>
>
>
> >R is open source. You can download the source code from CRAN.
> >
> >If you mean at the R prompt, usually you see the code for a function by
> >typing the name of the function at the R prompt, without parentheses.
> >`Usually' because some methods are delibrately `hidden' from users, and
> >should only be accessed through their generics. There are still ways to
>get
> >around that.
>sometimes,the getS3method is helpfull.
>
> >library(MASS)
> > princomp.default
>Error: object "princomp.default" not found
> > getS3method("princomp","default")
>function (x, cor = FALSE, scores = TRUE, covmat = NULL, subset = rep(TRUE,
> nrow(as.matrix(x))), ...)
>{
>----snip----
>
>
> >
> >However, the code you get at the R prompt is not the _source_, as it does
> >not contain any original comments. You need to go to the source I refer
>to
> >above.
> >
> >Andy
> >
> >> From: ritesh@pdx.edu
> >>
> >> Hi,
> >>
> >> I am new the R world and would like to know how can I access
> >> source codes of
> >> standard functions in R?
> >>
> >> Thanks,
> >> Ritesh.
> >>
> >> ______________________________________________
> >> R-help@stat.math.ethz.ch mailing list
> >> https://stat.ethz.ch/mailman/listinfo/r-help
> >> PLEASE do read the posting guide!
> >> http://www.R-project.org/posting-guide.html
> >>
> >>
> >>
> >
> >______________________________________________
> >R-help@stat.math.ethz.ch mailing list
> >https://stat.ethz.ch/mailman/listinfo/r-help
> >PLEASE do read the posting guide!
>http://www.R-project.org/posting-guide.html
>
>= = = = = = = = = = = = = = = = = = = =
>
>
>        崑
>撰
>
>
>        ronggui.wong
>        042045003@fudan.edu.cn
>          2005-09-22
>

>______________________________________________
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R-help@stat.math.ethz.ch mailing list
https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html Received on Thu Sep 22 12:40:32 2005

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