[R] xts/zoo index problem?

[Bert Gunter]

FAQ 7.31 maybe. (Unless special software is used) Only a finite number
of numbers can be represented exactly on a computer.

Cheers,
Bert

Bert Gunter

"The trouble with having an open mind is that people keep coming along
and sticking things into it."
-- Opus (aka Berkeley Breathed in his "Bloom County" comic strip )


On Mon, Jan 18, 2016 at 6:26 PM, Huzefa Khalil <huzefa.khalil at umich.edu> wrote:
> Try
>
> a["2016-01-18 15:31:54.079"]
>
> The question though is why R displays the milliseconds as "078", when
> it is clearly "079"...
>
> -h
>
>
>
> On Mon, Jan 18, 2016 at 8:55 PM, ce <zadig_1 at excite.com> wrote:
>> Dear all,
>>
>> I have this code :
>>
>> library(xts)
>> a <- structure(c(1,2), class = c("xts", "zoo"), .indexCLASS = c("POSIXct",
>> "POSIXt"), .indexTZ = "", tclass = c("POSIXct", "POSIXt"), tzone = "", index = structure(c(1453137885.23,
>> 1453149114.079), tzone = "", tclass = c("POSIXct", "POSIXt")), .Dim = c(2L,
>> 1L), .Dimnames = list(NULL, "value"))
>>
>> a
>>
>> a["2016-01-18 12:24:45.230"]
>> #                    value
>> #2016-01-18 12:24:45     1
>>
>> a["2016-01-18 15:31:54.078"]
>> #                   value
>>
>> Why second line doesn't show the value? Something to do with miliseconds ?
>> Thanks
>> CE
>>
>> ______________________________________________
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>> and provide commented, minimal, self-contained, reproducible code.
>
> ______________________________________________
> R-help at r-project.org mailing list -- To UNSUBSCRIBE and more, see
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.