[R] difference between date and times

[Benilton Carvalho]

dd = as.POSIXlt(c("2007-02-21 05:19:00", "2007-02-20 14:21:53"),
format="%Y-%m-%d %H:%M:%S")
dd[1]-dd[2]


b

On Tue, Feb 23, 2010 at 2:48 PM, karine heerah <karine.heerah at hotmail.fr> wrote:
>
> Hi,
>
>
>
> I have date and time in a format like this: " 2007-02-21 05:19:00".
>
> Do you which function i can use to derterminate the difference in time between this value and an other one.
>
> For exemple:
>
>
>
> this one : 2007-02-21 05:19:00
>
> and this one : 2007-02-20 14:21:53
>
>
>
> Thanks a lot,
>
> Karine H.
>
>
>
>
>
>
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