with Arg2
  Creates a new Args6 by coping this Args6 but replaces the argument 2 (Args6.a2) with the given value (and its representation with the given representation).
Return
The newly created Args6.
Since
1.0.0
Parameters
value
the new value to use for argument 2.
representation
the new representation to use for the argument 2 where null     means let the algorithm determine a representation.