How to use the state data before the component is unmounted?

Question

React

Hello! My question is: how can state data be used just before the component is unmounted? In the example, when unmounting, empty strings are returned to us.

ps if the sandbox with the example did not open, then click here

Answer 1

Devilz_1 , If ​​it is cleaned, then no way. As an option, in the effect of cleaning, save the state to a local variable.