useRef

useRef holds a value that survives renders without causing a re-render. It is often used to reach a DOM element directly, for example to focus an input.

Examplereact

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Quick check

What is the main difference between `useRef` and `useState`?

Changing a ref does not cause a re-renderRefs can only hold numbersState survives renders but refs do not

Finish the quick check (and any code exercise) to complete this lesson, or mark it done yourself.

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