[R] plot x-axis DateTime NOT evenly spaced

[Uwe Ligges]

On 07.01.2013 09:55, ishi soichi wrote:
> R-64 latest
>
> Hi. I am trying to plot a set of csv data, which looks like
>
>> head(interval)
>                         date inteval
> 1 2012-07-01 00:57:54 +0900     156
> 2 2012-07-01 01:07:41 +0900     587
> 3 2012-07-01 01:09:31 +0900     110
> 4 2012-07-01 01:18:42 +0900     551
> 5 2012-07-01 01:39:01 +0900    1219
> 6 2012-07-01 01:40:40 +0900      99
>
> as you can see, more than one event happens each day, and they are not
> evenly spaced.  Obviously hours, minutes and seconds are important for the
> plot.
>
> I tried
>
> interval$date <- as.Date(interval$date, "%Y-%m-%d %H:%M:%S +0900")
>
> but this chops the time off.
>
> Could anyone show me how to plot data with x values as Date(or Time)
> objects?


See ?strptime

Best,
Uwe Ligges






> soichi
>
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