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useEffect( () => {/*code*/} );X
useEffect( () => {/*code*/} );[] в deps?useEffect( () => {/*code*/}, []);VK
useEffect( () => {/*code*/} );DP
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useEffect( () => {/*code*/} );V

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[] в deps?useEffect( () => {/*code*/}, []);MK

el
act(() => {
jest.advanceTimersByTime(31000);
});V

PK