[R] convert 12 time stamp to 24 hour

[Pascal Oettli]

Hello,

Try this:

 > testtime<-("2013-01-01 01:00:01 PM")
 > strptime(testtime, "%Y-%m-%d %I:%M:%S %p")
[1] "2013-01-01 13:00:01"

HTH,
Pascal


Le 08/02/2013 18:44, e-letter a écrit :
> Readers,
>
> For a 12 hour time stamp:
>
>> testtime<-("2013-01-01 01:00:01 PM")
>> testtime
> [1] "2013-01-01 01:00:01 PM"
>> testtime24hour<-strftime(testtime,'%H:%M:%S')
>> testtime24hour
> [1] "01:00:01"
>
> how to convert to 24 hour format so that the object 'testtime24hour' is:
>
> '13:00:01'
>
> Thanks.
>
> --
> r2151
>
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