[R] code for [[.data.frame

[baptiste auguie]

`[[.data.frame`

and more generally see Rnews Volume 6/4, October 2006 "Accessing the Sources".


HTH,

baptiste


2009/12/13 Guillaume Yziquel <guillaume.yziquel at citycable.ch>:
> Hello.
>
> I'm currently trying to wrap up data frames into OCaml via OCaml-R, and I'm
> having trouble with data frame subsetting:
>
>> # x#column 1;;
>> Erreur dans (function(x, i, exact) if (is.matrix(i)) as.matrix(x)[[i]]
>> else .subset2(x,  :  l'élément 1 est vide ;
>>  la partie de la liste d'arguments de 'is.matrix' en cours d'évaluation
>> était :
>>  (i)
>
> So I'd like to know what is the code of [[.data.frame. I know how to show
> the code of functions in R (just typing the name of the function), but I'm
> having trouble with [[.data.frame, as it has a special syntacting handling.
>
> Could someone kindly show me how to display the code of [[.data.frame in the
> R toploop?
>
> All the best,
>
> --
>     Guillaume Yziquel
> http://yziquel.homelinux.org/
>
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