>>>>> Rui Barradas
>>>>> on Tue, 10 Oct 2023 12:17:19 +0100 writes:
> Às 11:00 de 10/10/2023, Dario Strbenac via R-devel escreveu:
>> Hello,
>>
>> Could the documentation page for subset gain an example of how to use it
for something other than a data frame or matrix? I arrived at
>>
>>> random <- LETTERS[rpois(100, 10)]
>>> subset(table(random), x > 10)
>> named integer(0)
>>
>> I expected a part of the table to be returned rather than an empty
vector.
>>
>> --------------------------------------
>> Dario Strbenac
>> University of Sydney
>> Camperdown NSW 2050
>> Australia
> If you want to subset then you must refer to a variable in the original
> data set. In your example there is no 'x' in the output of table.
> set.seed(2023)
> random <- LETTERS[rpois(100, 10)]
> (tbl <- table(random))
> #> random
> #> C D E F G H I J K L M N P Q S
> #> 1 2 4 4 8 13 14 10 17 9 11 2 1 3 1
> subset(tbl, tbl > 10)
> #> random
> #> H I K M
> #> 13 14 17 11
> So it is subsetting vector data as wanted.
> It is your expectation that a part of the table should be returned that
> is not in agreement with the data you have.
> Hope this helps,
> Rui Barradas
Thank you, Rui, for helping!
yes, *help*ing
<--->
that (original post) was very much for R-help, not at all for R-devel ...
Martin
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