[Rd] request to add argv[0]

[Roger D. Peng]

ivo welch wrote:
> Dear R Developers:  This has come up repeatedly in the r-help mailing
> list, most recently in a thread started by myself.  The answers have
> been changing over the years.  Would it be possible and easy for R to
> offer a global read-only option that gives the name of the currently
> executing R script, i.e., the equivalent of argv[0] in C?

Isn't that just `commandArgs()[1]'?  I must be misunderstanding your question.

> 
>   (PS: An even better mechanism would be the ability to pick off multiple
>    arguments following the .R file, different from commandArgs(),
>    but this is not as important and probably more difficult as it would change
>    the invokation syntax of R.)
> 
> sincerely,
> 
> /ivo welch
> 
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-- 
Roger D. Peng  |  http://www.biostat.jhsph.edu/~rpeng/