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📜  反应初始状态 - Javascript 代码示例

📅  最后修改于: 2022-03-11 15:02:40.888000             🧑  作者: Mango

代码示例1
//initial state
const [state, setState] = useState(0)
//change state
setState(1)
//change state with prev state value
setState((prevState) => {prevState + 2}) // 3