[R] missing argument

[Tony Breyal]

?missing

never used it myself, but looks like it might help you  :-)

Tony Breyal.

On 10 Dec, 19:09, "jonas garcia" <garcia.jona... at googlemail.com>
wrote:
> Dear list,
> I have a question and I'm going to give an example of my problem
>
> f<- function(d1, d2, d3)
> {
> d<- d1*d2/d3
> return(d)
>
> }
>
> v1<- 1
> v2<- 2
> If I try
> f(v1, v2, v3)
> Error in f(v1, v2, v3) : object "v3" not found
>
> I obviously got the above error message.
> I would like to add something to my function to allow me to get a certain
> value (say zero)
> if one of the arguments is not provided (in this case v3).
>
> Thanks in advance
> J
>
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>
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