このレッスンは、現在英語のみです。
Group related data
A post has an author, a caption, a like count and a date. Instead of four loose variables, an object keeps them together under one name.
このレッスンは、現在英語のみです。
A post has an author, a caption, a like count and a date. Instead of four loose variables, an object keeps them together under one name.