react hooks中为useState添加回调函数
function useCallbackState(od) { const cbRef = useRef(); const [data, setData] = useState(od); useEffect(() => { cbRef.current && cbRef.current(data); }, [data]); return [ data, function (d, callback) { cbRef.current = callback; setData(d); } ]; }
定义初始化数据:
const [activeTabName, setActiveTabName] = useCallbackState('');
修改数据:
setActiveTabName(current[0].title, (activeTabName) => {});

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