이 레슨은 당분간 영어로 제공돼요.
Lists and lookups
A leaderboard is a list of names in order; a profile is a set of labelled facts. Ruby has a tool for each: arrays for lists and hashes for lookups.
이 레슨은 당분간 영어로 제공돼요.
A leaderboard is a list of names in order; a profile is a set of labelled facts. Ruby has a tool for each: arrays for lists and hashes for lookups.