[Rd] C-API: removing key-value pairs in an environment

Laurent Gautier lgautier at gmail.com
Wed Jul 16 05:18:01 CEST 2014


Thanks.
I was hoping that there was an alternative since last time I looked (I 
was calling R's "rm()" - I am seeing with the example that I can narrow 
it down to the .Internal "remove").

L.


On 07/15/2014 10:43 PM, Gábor Csárdi wrote:
> It seems that this is not part of the C API, and you need to call back
> to R. Here is how Rcpp does it:
>
> https://github.com/RcppCore/Rcpp/blob/e2fcecad4533301d12e1ba19e94ab9f0fa3eb423/inst/include/Rcpp/Environment.h#L194
>
> Best,
> Gabor
>
> On Tue, Jul 15, 2014 at 10:24 PM, Laurent Gautier <lgautier at gmail.com> wrote:
>> Hi,
>>
>> I am trying to remove key-value pairs from an environments (using C).
>>
>> While adding seems straightforward with `Rf_defineVar()`, I cannot find a
>> function to remove objects from a given environment.
>>
>> Would anyone know if there is such a function ?
>>
>> Best,
>>
>>
>>
>> Laurent
>>
>> ______________________________________________
>> R-devel at r-project.org mailing list
>> https://stat.ethz.ch/mailman/listinfo/r-devel



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