[R] nargs() inside "[.myclass"

[Vadim Kutsyy]

> This does seem to work:
> 
> > "[.myclass"<-function(x,...)
> > {n<-nargs();if(n==2&&missing(..1))n<-1;print(n-1)}
> >  x[]
> [1] 0
> >  x[1]
> [1] 1
> >  x[1,2]
> [1] 2


It does, thank you.  could you explain what ..1 stands for?
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