Bonjour Christophe,

You can pass ... to a list and then extract its names, so something like:

if( ! "uuu" %in% names(list(...)) )

Good luck with your keyboard,

Romain

[EMAIL PROTECTED] wrote:
Hi the list

Is it possible to add one argument to the arguments contain in ... ?

I would like to do :

f <- function(ttt,...)[
   if(... does not contain the args uuu)
       [add uuu=3 to ...]
       else[]
   g(ttt,...)
]

More precisely, my function g is a callNextMethod()

Thanks

Christophe

PS: sorry for using [ instead of accolade, I am not in my contry and I do not manage to get the accolade on this ¤¦²¤£$¤@ keybord...

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