dear Duncan,
Thank you very much for your quick reply. Very useful and also very
elegant, I would add.
Thanks again,
kind regards,
Vito
Il 08/05/2024 14:06, Duncan Murdoch ha scritto:
I would guess that subsetting uses [] indexing on each column, with a
logical argument. If that is true,
On 08/05/2024 7:47 a.m., Vito Muggeo via R-help wrote:
dear all,
I have a simple function f() which, when included in model.frame() via
the formula, returns the variable itself with some attributes.
However when I specify the subset argument, the attributes get lost,
apparently.
I would like to
dear all,
I have a simple function f() which, when included in model.frame() via
the formula, returns the variable itself with some attributes.
However when I specify the subset argument, the attributes get lost,
apparently.
I would like to extract the attributes also when specifying the
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