I think we need to consult a lawyer on this one ... :-)
?Extract says that an empty index is "most often used" ... . This is a
vague comment on use, **not** an exact specification of what x[] does.
The R language manual appears to be out of date or wrong: it specifies
that "irrelevant" attributes
Hello,
In ?Extract, one can read "An empty index selects all values: this is
most often used to replace all the entries but keep the attributes"
No example is given but if x a vector I interpret this sentence as
"x[]". And in fact, all attributes seem to be preserved by this indexing.
But in th
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