class Father extends Component {
construtor(props){
super(props);
this.state={
name: 'Peter',
age: '26'
}
}
onChangeState(stateName){
this.setState(stateName)
}
render(){
<p>姓名：{this.state.name}</p>
<p>年龄：{this.state.age}</p>
<Child onClicked={this.onChangeState.bind(this)}/>
}
}class Child extends Component {
render(){
<Button onClicked={()=>this.props.onClicked({name: 'John'})}/>
}
}