On 06/26/2015 11:37 AM, Jack Stouffer wrote: > easier if the different types of Ranges where > just interfaces that you could inherit from.
If you think you need polymorphic interfaces, the next chapter talks about inputRangeObject():
http://ddili.org/ders/d.en/ranges_more.html#ix_ranges_more.polymorphism,%20run-time Ali
