Queueing a series of state updates

Question 1

What happens when you set state in React?

Answer 1

It does not change the variable in the existing render, but requests a new render.

Question 2

What is batching in React?

Answer 2

React processes state updates after event handlers have finished running.

Question 3

How can you update some state multiple times in one event in React?

Answer 3

Use the setNumber(n => n + 1) updater function.