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.
![Q&A [3]：變數宣告](https://clins210.coderbridge.io/2020/11/23/q&a-3：變數宣告/?utm_source=coderbridge-io&utm_medium=blog_related_post_img&utm_campaign=gardenia rhapsody_Q&A [3]：變數宣告_@clins210_https://static.coderbridge.com/images/covers/default-post-cover-1.jpg)
