[Rd] Weird issue when iterating through dates

Luca Cerone luca.cerone at gmail.com
Wed Aug 12 17:51:13 CEST 2015


Following up on this, should I report a bug? can you drive me through
the process?

Cheers,
Luca

On Thu, Aug 6, 2015 at 4:55 PM, William Dunlap <wdunlap at tibco.com> wrote:
>>> Just a quick question: what's the difference between  `[.Date` and
>>> `[[.Date`?
>>> Is it supposed to be the method for accessing the value right?
>>
>>For Dates and atomic vectors in general they are the same, but ...
>
> Even for atomic vectors with names they are not quite the same
>     > c(One=1, Two=2)[[2]]
>     [1] 2
>     > c(One=1, Two=2)[2]
>     Two
>       2
> (and [[ will only return 1 item, unlike [).
>
>
> Bill Dunlap
> TIBCO Software
> wdunlap tibco.com
>
> On Thu, Aug 6, 2015 at 5:36 AM, Gábor Csárdi <csardi.gabor at gmail.com> wrote:
>>
>> On Thu, Aug 6, 2015 at 6:30 AM, Luca Cerone <luca.cerone at gmail.com> wrote:
>> [...]
>> > Just a quick question: what's the difference between  `[.Date` and
>> > `[[.Date`?
>> > Is it supposed to be the method for accessing the value right?
>>
>> For Dates and atomic vectors in general they are the same, but in
>> general they are two different operators that behave differently on
>> some data types. E.g. on lists [ selects a sub-list and [[ selects a
>> single element.
>>
>> Gabor
>>
>> [...]
>>
>> ______________________________________________
>> R-devel at r-project.org mailing list
>> https://stat.ethz.ch/mailman/listinfo/r-devel
>
>



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