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...)? .Primitive("+") > > attr(,"myattr") > > [1] 1 > > beautiful ; thank you, Tomas ! > > > Builtins have referential semantics in R (like e.g. environments, but > > also some other types). > > > Tomas > > [aarh.. I knew it ... but am showing my age: I had forgotten about it.] > > I forget (and don't have time just now to find out) where we > have documented it; it may be good to document also in official > user exposed places such say the ?.Primitive help page. I think internal object...

On 11/18/19 9:18 AM, Martin Maechler wrote: >>>>>> Henrik Bengtsson >>>>>> on Sun, 17 Nov 2019 14:31:07 -0800 writes: > > $ R --vanilla R version 3.6.1 (2019-07-05) -- "Action of > > the Toes" Copyright (C) 2019 The R Foundation for > > Statistical Computing Platform: x86_64-pc-linux-gnu > > (64-bit) ...

...ot;myattr") <- 1 ; p2 > function (e1, e2)? .Primitive("+") > attr(,"myattr") > [1] 1 beautiful ; thank you, Tomas ! > Builtins have referential semantics in R (like e.g. environments, but > also some other types). > Tomas [aarh.. I knew it ... but am showing my age: I had forgotten about it.] I forget (and don't have time just now to find out) where we have documented it; it may be good to document also in official user exposed places such say the ?.Primitive help page. Martin

...function (e1, e2)? .Primitive("+") />/> attr(,"myattr") />/> [1] 1 />//>/beautiful ; thank you, Tomas ! />//>/> Builtins have referential semantics in R (like e.g. environments, but />/> also some other types). />//>/> Tomas />//>/[aarh.. I knew it ... but am showing my age: I had forgotten about it.] />//>/I forget (and don't have time just now to find out) where we />/have documented it; it may be good to document also in official />/user exposed places such say the ?.Primitive help page. / > I think internal...