📅  最后修改于: 2022-03-11 15:02:09.795000             🧑  作者: Mango
//You need to use useEffect hook to achieve this.
const [counter, setCounter] = useState(0);
const doSomething = () => {
setCounter(123);
}
useEffect(() => {
console.log('Do something after counter has changed', counter);
}, [counter]);