이 레슨은 당분간 영어로 제공돼요.
How wide is a type?
Think of a type as a set of values. string is every possible string; 'gold' is just one. At the very top sit any and unknown, which both accept everything, but in very different ways.
이 레슨은 당분간 영어로 제공돼요.
Think of a type as a set of values. string is every possible string; 'gold' is just one. At the very top sit any and unknown, which both accept everything, but in very different ways.