[R] Documenting a function: How to get the comments in a function similar to args()

stephen sefick ssefick at gmail.com
Fri Aug 15 02:38:17 CEST 2008


sorry I see what you mean- Gabor has the answer.

On Thu, Aug 14, 2008 at 8:22 PM, stephen sefick <ssefick at gmail.com> wrote:
> What are the comments line at the beginning of the function?  if you
> just type in the function name then you get the code, and it seems
> that R removes the comment lines to make the code more readable.  I
> just looked at a function in a package that I created and know that
> there are comments in there.  If you need the comments I would look in
> the source package.  I believe that if you go to the folder where
> packages are installed then you can get to the sorces.  I think this
> is what you want.
>
> On Thu, Aug 14, 2008 at 7:15 PM, A.Ajakh <aajakh at stonebrook.ws> wrote:
>> Hi All,
>>
>> Imagine that we have a function defined as follows:
>> foo <-
>> # comments line 1
>> # comments line 2
>> # etc..
>> function(x){
>> x <- 2
>> }
>> I can use args(foo) to get the arguments for foo. Is there any function to
>> get
>> the comment lines at the beginning of the function?
>> >From what I understand the prompt() function allows one to create a .Rd file
>> which
>> can be compiled but I am not there yet.
>> On page 31 of "Programming with Data" (J. Chambers) one can read that the
>> help ? function does what I want but It does not work the same way in R I
>> guess.
>> I use R version 2.7.0 on Win XP.
>> Thank you for your time.
>> AA.
>>
>> ______________________________________________
>> R-help at r-project.org mailing list
>> https://stat.ethz.ch/mailman/listinfo/r-help
>> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
>> and provide commented, minimal, self-contained, reproducible code.
>>
>
>
>
> --
> Let's not spend our time and resources thinking about things that are
> so little or so large that all they really do for us is puff us up and
> make us feel like gods. We are mammals, and have not exhausted the
> annoying little problems of being mammals.
>
>        -K. Mullis
>



-- 
Let's not spend our time and resources thinking about things that are
so little or so large that all they really do for us is puff us up and
make us feel like gods. We are mammals, and have not exhausted the
annoying little problems of being mammals.

	-K. Mullis



More information about the R-help mailing list