Nice catch, Petr:
> strptime("05/01/18 00:59:59 AM", format = ("%m/%d/%y %I:%M:%S %p"),
> tz="Asia/Jayapura")
[1] NA
> strptime("05/01/18 12:59:59 AM", format = ("%m/%d/%y %I:%M:%S %p"),
> tz="Asia/Jayapura")
[1] "2018-05-01 00:59:59 WIT"
-pd
> On 2 Oct 2018, at 15:39 , PIKAL Petr <petr.pi...@precheza.cz> wrote:
>
> Hi
>
> Maybe it is connected to
> %I
> Hours as decimal number (01–12).
>
> Your input has hour as 00
>
> Cheers
> Petr
>
>> -----Original Message-----
>> From: R-help <r-help-boun...@r-project.org> On Behalf Of Marc Girondot via
>> R-help
>> Sent: Tuesday, October 2, 2018 3:30 PM
>> To: R-help Mailing List <r-help@r-project.org>
>> Subject: [R] Strange result for strptime with %p
>>
>> Dear members... are these results normal ?
>>
>> For the first one, no problem. I expected this:
>>
>>> strptime("05/01/18 01:00:00 AM", format = ("%m/%d/%y %I:%M:%S %p"),
>> tz="Asia/Jayapura")
>> [1] "2018-05-01 01:00:00 WIT"
>>
>> For this one, it is ok also:
>>
>>> strptime("05/01/18 01:00:00 AM", format = ("%m/%d/%y %I:%M:%S %p"),
>> tz="Asia/Jayapura")-1
>> [1] "2018-05-01 00:59:59 WIT"
>>
>> But how to explain this ???
>>
>>> strptime("05/01/18 00:59:59 AM", format = ("%m/%d/%y %I:%M:%S %p"),
>> tz="Asia/Jayapura")
>> [1] NA
>>
>> Thanks for your advices
>> Marc
>> ______________________
>>
>> R 3.5.1 on MacOS 10.14
>>
>>> version
>> _
>> platform x86_64-apple-darwin15.6.0
>> arch x86_64
>> os darwin15.6.0
>> system x86_64, darwin15.6.0
>> status
>> major 3
>> minor 5.1
>> year 2018
>> month 07
>> day 02
>> svn rev 74947
>> language R
>> version.string R version 3.5.1 (2018-07-02)
>> nickname Feather Spray
>>
>> ______________________________________________
>> R-help@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.
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--
Peter Dalgaard, Professor,
Center for Statistics, Copenhagen Business School
Solbjerg Plads 3, 2000 Frederiksberg, Denmark
Phone: (+45)38153501
Office: A 4.23
Email: pd....@cbs.dk Priv: pda...@gmail.com
______________________________________________
R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see
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PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
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