Reply to TSalm,
> Hello,
> 
> How to implement an object that can do this :
> myClass.add(something)(otherthings)(thisToo);
> Is it possible ?
> 
> TIA,
> TSalm
if you don't mind dropping the )(
class C
{
    final void add(T...)(T t)
    {
        foreach(int i,_;T)
            _add(t[i]);
    }
    //.....
}
(new C).add(something, otherthings, thisToo);