이 레슨은 당분간 영어로 제공돼요.
What kind of value is it?
A username is text, a score is a number, and is online is a yes or a no. JavaScript tracks the type of every value, and knowing it saves you from strange bugs.
이 레슨은 당분간 영어로 제공돼요.
A username is text, a score is a number, and is online is a yes or a no. JavaScript tracks the type of every value, and knowing it saves you from strange bugs.