It means that the argument doesn't get a local name but the method is only called if the argument in that position matches the type on the RHS of the ::
On Tue, Apr 21, 2015 at 11:37 AM, Scott Jones <[email protected]> wrote: > Just what does it mean, if there is a type but no formal parameter name, > in a function definition? > I tried to find it in the documentation, but nothing came up... > > Thanks, > Scott > >
