data attribute
Using a data attribute here instead of a class is cuz it makes working with javaScript so much easier cuz u don't have to worry about overlap between ur classes and ur javaScript.
Using a data attribute here instead of a class is cuz it makes working with javaScript so much easier cuz u don't have to worry about overlap between ur classes and ur javaScript.
 - 建構式函式 & 閉包_@tempura327_https://static.coderbridge.com/images/covers/default-post-cover-2.jpg)
