I don't think I understand your question, or its just a poor example. Regardless of design pattern or framework; the state all/some/none of a list, should pra

I don't think I understand your question, or its just a poor example. Regardless of design pattern or framework; the state all/some/none of a list, should practically never exists as separately updated state variable. Whenever its required you need to derive it. noneSelected = !querySelectorAll("input:checked")