Then you are not in functional programming place anymore, and you may want to use an imperative language. I think it is John Hughes that said "The real questio

Then you are not in functional programming place anymore, and you may want to use an imperative language. I think it is John Hughes that said "The real question is not 'when should i use functional programming?' but 'when should i use imperative programming?' And the answer is 'When you need random access and complete control of your memory'"