function HOC(wrappedComponent) { return class extends React.Component { render() { if(!this.props.data) {return (<div>loading</div> ) } return <wrappedComponent {...this.props}/> } }}
function HOC(wrappedComponent) { return class extends React.Component { render() { if(!this.props.data) {return (<div>loading</div> ) } return <wrappedComponent {...this.props}/> } }}名师互学网 版权所有 (c)2021-2022 ICP备案号：晋ICP备2021003244-6号
