[R] grid location on plot

[Adaikalavan Ramasamy]

plot(x, y, xlim=c(0,4), ylim=c(0,4))
grid() # OR ...
abline( h=0:4, v=0:4, col="lightgray", lty=3 )

help(par) gives you more options to use in plot.
grid() usually gives quite pretty results by default.


On Fri, 2004-04-30 at 23:58, Fred J. wrote:
> Hello
> I have
> x <- c(0.5, 0.7, 3.5, 1.5, 2.5, 2.8)
> y <- c(0.5, 0.8, 1.5, 3.5, 1.5, 1.5)
> plot.default(x,y,type="p",panel.first=grid(5,5))
> I need to plot that on a grid of 0,1,2,3,4,5 showing
> the grid lines on the these numbers. how can I do
> this?
> e.g
> how can I contorl the x and y min,max values on the
> plot and the location of the grid lines?
> 
> 
> thanks
> 
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