[Rd] promptFunctions() to handle multiple names

John Chambers jmc at r-project.org
Mon Apr 14 22:59:41 CEST 2008

Daniel Sabanés Bové wrote:
> Hi John,
> thanks for the pointer to promptAll()! Judging by the description
> of your function, it seems to be exactly the thing I've searched for.
> Well, this is yet another reason to be looking forward to your new book.
> (When will it be in the stores?)
According to my last mail from Springer, should be sometime in May.

> Daniel
> John Chambers schrieb:
>> Daniel,
>> Check out the promptAll() function in the SoDA package on CRAN.  
>> (Because it was written as an example for my new book, it's not the 
>> fanciest imaginable, but seems to work OK.)
>> John
>> Daniel Sabanés Bové wrote:
>> Hi all,
>> I wanted to set up my first (private) R-package and wondered
>> if there was a function to prompt() for multiple aliases in one Rd-file,
>> e.g. to create something like the normal distribution manual page
>> encompassing rnorm, dnorm,...
>> As I didn't find it, I modified prompt.default() and wrote a small 
>> function
>> to do this job, called "promptFunctions". It basically calls the helper
>> ".promptFunction" for every name it gets and puts together the output
>> from each function.
>> It would be interesting for me if such a function already existed in R
>> or if something like "promptFunction" could be included in any future 
>> R version.
>> I think it would be used as many man pages document several functions 
>> at once,
>> and cutting and pasting the single prompt() files by hand could be 
>> boring.
>> regards,
>> Daniel
>> The Code:

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