I have found that  the dimension number of label must be equal with the
dimension of the plot data by your this method.
if we have two data in every hour,it seems can not show the correct
tickment?
.plot(1:20, xaxt = "n")
axis(1, at = 1:10, label = paste(1:10, "h", sep = "")) # Happy axis!



2012/3/17 R. Michael Weylandt <michael.weylandt@gmail.com>

> Did you look at the example I gave you when you asked this question 10
> days ago? I'll repeat for completeness
>
> op <- par()
> par(ask = TRUE)
> plot(1:10) # Unhappy axis
>
> plot(1:10, xaxt = "n")
> axis(1, at = 1:10, label = paste(1:10, "h", sep = "")) # Happy axis!
> par(ask = op$ask)
>
> The (good) advice to use dput() was to help us help you. Reread what was
> said.
>
> Michael
>
> On Sat, Mar 17, 2012 at 10:22 AM, Jie Tang <totangjie@gmail.com> wrote:
> > hi
> >  I plot a series of observation data every minutes in a day as the
> > attachment below
> >
> > plot(wnd,type='l',lty=1,col='red',lwd=1,xlab=xxlab,ylab=yylab,ylim=YY)
> > In the figure, the x-axis tickment is the number of data   How can I
> change
> > it
> > fore example 1h 2h 3h 4h and so on ?
> > someone has told me that use dput but it seems useless.
> >
> > Can anyone tell me how to use axis or at ?thank you .
> >
> >
> > --
> >> TANG Jie
> >> Email: totangjie@gmail.com
> >> Tel: 0086-2154896104
> >> Shanghai Typhoon Institute,China
> >>
> >>
> >>
> >> --
> >> TANG Jie
> >> Email: totangjie@gmail.com
> >> Tel: 0086-2154896104
> >> Shanghai Typhoon Institute,China
> >>
> >
> >        [[alternative HTML version deleted]]
> >
> > ______________________________________________
> > R-help@r-project.org mailing list
> > 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.
>



-- 
TANG Jie
Email: totangjie@gmail.com
Tel: 0086-2154896104
Shanghai Typhoon Institute,China

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