小编Mar*_*mon的帖子

我想添加一个清除按钮以方便用户：

constructor(props) {
    this.emailInput = React.createRef();
}

<Field label="Email" name="email" ref={this.emailInput} onChange={onChange} component={TextField}/>

但是得到这个：

Warning: Function components cannot be given refs. Attempts to access this ref will fail.