이 레슨은 당분간 영어로 제공돼요.
Write it once
When the same calculation appears in three places, every fix has to be made three times. A method gives a piece of logic a name, so you write it once and call it wherever you need it.
이 레슨은 당분간 영어로 제공돼요.
When the same calculation appears in three places, every fix has to be made three times. A method gives a piece of logic a name, so you write it once and call it wherever you need it.