このレッスンは、現在英語のみです。
Code that fits many types
A leaderboard can rank chess players, drivers and pinball scores alike, as long as each one can report a score. An interface describes what a value can do, not what it is.
このレッスンは、現在英語のみです。
A leaderboard can rank chess players, drivers and pinball scores alike, as long as each one can report a score. An interface describes what a value can do, not what it is.