class Comp extends React.COmponent { state = { value: '' } change = (e) => { this.setState({ value = e.target.value }) } render() { return <input value={this.state.value} onInput={this.change} /> } }
posted on 2022-10-06 17:28 In-6026 阅读(15) 评论(0) 编辑 收藏 举报