How to clear a div?

Question

JavaScript

A number is entered into the text field, after the input, the contents of the div block are displayed, if the number changes (oninput), then another content of this div block is displayed, but if the number changes, the old content + new content is displayed. How can I clear a div block?
Example: entered the number 1 , a quote was displayed, changed 1 to 2 and another quote was displayed, but the problem is that the old quote needs to be cleared.

Answer 1

Here is a working example.

Answer 2

https://learn.javascript.ru/modifying-document

Answer 3

Well, my implementation: ₸ Click ₸