Reactjs 如何在通过Props传递的函数中传递多个参数

Reactjs 如何在通过Props传递的函数中传递多个参数,reactjs,Reactjs,我正在尝试将标题、日期和时间作为addtodo中的参数传递,addtodo通过道具传递到App.js。如何在单个函数参数中传递所有3个参数 export class AddTodo extends Component { state = { title: '', date: '', time: '' } onChange = (e) => this.setState({[e.target.name]: e.target.value}); onSubmit = (e)

我正在尝试将标题、日期和时间作为addtodo中的参数传递,addtodo通过道具传递到App.js。如何在单个函数参数中传递所有3个参数

export class AddTodo extends Component {
state = {
    title: '',
    date: '',
    time: ''
}
onChange = (e) => this.setState({[e.target.name]: e.target.value});
onSubmit = (e) => {
    e.preventDefault();
    this.props.addTodo(this.state.title);
    this.setState({title: ''});
    this.props.addTodo(this.state.date);
    this.setState({date: ''});
    this.props.addTodo(this.state.time);
    this.setState({time: ''});
    this.props.callTodo();
}

render() {
    return (
        <div>
            <form onSubmit={this.onSubmit}>
                <input type="text" name="title"
                       onChange{this.onChange} value{this.state.title} placeholder="Add 
             task"/>
                <input type="date" name="date" onChange={this.onChange} value=
                    {this.state.date}/>
                <input type="time" name="time" onChange={this.onChange} value=
                    {this.state.time}/>
                <input type="submit" value="submit"/>
            </form>
        </div>
    )
}
-------------------------------------------------------------------------

App.js

addTodo = (title) => {
const newTodo = {
    id: uuid.v4(),
    title,
    completed: false
}
this.setState({todos: [...this.state.todos, newTodo]});
导出类AddTodo扩展组件{
状态={
标题:“”,
日期:'',
时间:“”
}
onChange=(e)=>this.setState({[e.target.name]:e.target.value});
onSubmit=(e)=>{
e、 预防默认值();
this.props.addTodo(this.state.title);
this.setState({title:'});
this.props.addTodo(this.state.date);
this.setState({date:'});
this.props.addTodo(this.state.time);
this.setState({time:'});
this.props.callTodo();
}
render(){
返回(
)
}
-------------------------------------------------------------------------
App.js
addTodo=(标题)=>{
常数newTodo={
id:uuid.v4(),
标题
已完成:false
}
this.setState({todos:[…this.state.todos,newTodo]});
}

错误- ./src/App.js 第53行:“标题”未定义无未定义 第54行:“日期”未定义无未定义 第55行:“时间”未定义无未定义
第62行:“newTodo”未定义为no undef

,您可以将其展开为包含三个参数
title
date
time
,而不是将单个
title
参数引入
addTodo

class AddTodo extends Component {
  // ...

  onSubmit = e => {
    const { title, date, time } = this.state;
    e.preventDefault();
    this.props.addTodo(title, date, time);
    this.setState({ title: "", date: "", time: "" });
    this.props.callTodo();
  };

  // ...
}

class App extends Component {
  // ...

  addTodo = (title, date, time) => {
    const newTodo = {
      id: uuid.v4(),
      title,
      date,
      time,
      completed: false
    };
    this.setState({ todos: [...this.state.todos, newTodo] });
  };

  // ...
}