[R] ggplot2 axis label German formatting

[Ista Zahn]

Hi,

You can write a function to format the labels, like this:

gcomma <- function(x) format(x, ..., big.mark = ".", decimal.mark =
",", scientific = FALSE)

p.new + scale_x_continuous(labels = gcomma)

Best,
Ista

On Sun, Jan 12, 2014 at 6:02 AM, Stageexp <ronjaq at gmx.net> wrote:
> Hi all I have a problem with formatting my ggplot2 graph.
>
> Let's look at this example:
> library(ggplot2)
> library(scales)
> x <- rnorm(100, mean=100, sd = 1) * 1000000
> y <- rnorm(100, mean=100, sd = 1) * 1000000
> df <- data.frame(x,y)
>
> p.new <- ggplot(df,aes(x,y)) +
>   geom_point()
> print(p.new)
>
> This is showing the axis labels in scientific notation. Adding
>
> p.new + scale_x_continuous(labels = comma)
>
> will show the numbers correctly, BUT: In Germany, we use decimal points and
> commas exactly the other way around, for example, we write 5,3% and 100.000.
>
> I only found the options "comma", "dollar" and "percent" for labels. Is
> there any way in which I can show the numbers separated by decimal points?
>
>
> Kind Regards
>
>
>
> --
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