이 레슨은 당분간 영어로 제공돼요.
Write it once
Computing a bonus, formatting a username, checking a level: you need these everywhere. A method gives a piece of code a name, so you write it once and call it whenever you need it.
이 레슨은 당분간 영어로 제공돼요.
Computing a bonus, formatting a username, checking a level: you need these everywhere. A method gives a piece of code a name, so you write it once and call it whenever you need it.