[R] tick.number for date in xyplot

[jim holtman]

Try this:


xyplot(runif(365)~I(as.Date("1999-01-01") + 1:365),
      scales=list(x=list(at=seq(as.Date('1999-1-1'), length=12, by='1
month'), labels=NULL)))



On 8/25/06, Benjamin Tyner <btyner at stat.purdue.edu> wrote:
> I would like a tick mark for each month; for example,
>
> xyplot(runif(365)~I(as.Date("1999-01-01") + 1:365),
>       scales=list(x=list(format="%b %Y",tick.number=12)))
>
> I know I could make x numeric and use 'at' and 'labels', but I was
> wondering if there is a more direct route I'm missing. (In particular,
> one that doesn't have to be modified for new data).
>
> Thanks,
> Ben
>
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-- 
Jim Holtman
Cincinnati, OH
+1 513 646 9390

What is the problem you are trying to solve?