이 레슨은 당분간 영어로 제공돼요.
Borrow, don't take
Most functions only need to look at a value, not own it. A reference lets them borrow it and give it back automatically, and the compiler checks every loan.
이 레슨은 당분간 영어로 제공돼요.
Most functions only need to look at a value, not own it. A reference lets them borrow it and give it back automatically, and the compiler checks every loan.