摘要：const MyElement = (props): JSX.Element => { var handleOnClick = function (params: any) { } return <><div> <button onClick={handleOnClick}>click</butto 阅读全文

摘要：//这里Child是函数式组件 const Child = forwardRef((props, ref): JSX.Element => { //将子组件的方法暴露给父组件 useImperativeHandle(ref, () => { return { funcX: function () { 阅读全文