[Rd] using C code to create data frame but always return as list
romain at r-enthusiasts.com
Tue Jun 24 15:14:53 CEST 2014
Le 24 juin 2014 à 14:58, Simon Urbanek <simon.urbanek at r-project.org> a écrit :
> On Jun 24, 2014, at 9:21 AM, Romain Francois <romain at r-enthusiasts.com> wrote:
>> Can you give us what str on the returned object gives you?
>> I think you need :
>> SET_OBJECT(and, 1) ;
>> at the end.
> SET_OBJECT should not be used by user code in normal circumstances, it is set by R automatically as part of the handling of the "class" attribute.
Ah ok, thanks. I vaguely recall that I had to use it at some point, perhaps in conjunction with a direct SET_ATTRIB call, but I guess I’m not supposed to use this either.
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