[Rd] NROW and NCOL on NULL
Simone Giannerini
@g|@nner|n| @end|ng |rom gm@||@com
Sat Sep 23 19:43:35 CEST 2023
Dear list,
I do not know what would be the 'correct' answer to the following but
I think that they should return the same value to avoid potential
problems and hard to debug errors.
Regards,
Simone
---------------------------------------
> NCOL(NULL)
[1] 1
> NROW(NULL)
[1] 0
> sessionInfo()
R version 4.3.1 RC (2023-06-08 r84523 ucrt)
Platform: x86_64-w64-mingw32/x64 (64-bit)
Running under: Windows 11 x64 (build 22621)
Matrix products: default
locale:
[1] LC_COLLATE=Italian_Italy.utf8 LC_CTYPE=Italian_Italy.utf8
[3] LC_MONETARY=Italian_Italy.utf8 LC_NUMERIC=C
[5] LC_TIME=Italian_Italy.utf8
time zone: Europe/Rome
tzcode source: internal
attached base packages:
[1] stats graphics grDevices utils datasets methods base
loaded via a namespace (and not attached):
[1] compiler_4.3.1
--
___________________________________________________
Simone Giannerini
Dipartimento di Scienze Statistiche "Paolo Fortunati"
Universita' di Bologna
Via delle belle arti 41 - 40126 Bologna, ITALY
Tel: +39 051 2098262 Fax: +39 051 232153
https://simonegiannerini.net/
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