[R] passing on the ... arguments in a progammed graphics function

Duncan Murdoch murdoch at stats.uwo.ca
Thu Dec 11 17:39:54 CET 2008

On 12/11/2008 11:01 AM, Mark Heckmann wrote:
> Hi everyone,
> I want to write a wrapper function that uses the hist() function. Now I want
> to allow the hist breaks argument as optional in my function. So when my
> function contains the breaks argument I want the hist() function to use it,
> if not, I want the hist() function to use its default for breaks.
> How can I do that?
> myFunction <- function(data, ...)   # breaks= as optional here
> {
> hist(data, breaks=???)
> }

If you make your call as

  hist(data, ...)

then a breaks arg would be passed along (as would any other).

Duncan Murdoch

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