> > > Second, I have some ideas of things to do with Atomic Variants (sounds > like they could be a monster in a sci-fi movie). First thing is to > somehow allow the use of a type composed of all Atomic (non-polymorphic) > Variants as an integer type. One thing I want to do is index arrays > with them. > Hm... instead of having type food = Carrot | Apple | Pizza | Coke | Sushi let in_supply = Array.create 5 0 in_supply.(Coke) <- 20 you could do it like this instead let carrot, apple, pizza, coke, sushi = 0, 1, 2, 3, 4 let in_supple = Array.create 5 0 in_supply.(coke) <- 20 . What do you think? - Tom