Why do we need to hide our written program

Question

Considering the property {visibility:hidden;} and {display:none;} I am wondering what is the relevance?

Answer 1

You can make things pop with it like I did to your code here.
https://code.sololearn.com/WABqW99n2nM0

If your page displays an answer or help, you can show them on user request.

Answer 2

For example, toggling between "pages"

example:

https://code.sololearn.com/WD8Q8oa4BDl0/?ref=app

Answer 3

John Wells that's practical. Thank you Sir.

Answer 4

SAVA