在输入字段中输入文本,然后单击提交按钮时发生错误之后:遗漏的类型错误:调度不在的onsubmit“调度不在的onsubmit功能”点击提交按钮
功能 连接状态和道具似乎是正确的。
什么可能是错的?
*/TODOLIPUT*/
import React from 'react'
import { connect } from 'react-redux'
import {addTodo} from '../actions/index'
import {bindActionCreators} from 'redux'
let AddTodo = ({ dispatch }) => {
let input
return (
<div>
<form onSubmit={e => {
e.preventDefault()
if (!input.value.trim()) {
return
}
dispatch(addTodo(input.value))
input.value = ''
}}>
<input ref={node => {
input = node
}} />
<button type="submit">
Add Todo
</button>
</form>
</div>
)
}
const mapStateToProps = (state) => {
return {
todos: state.todos
}
}
function matchDispatchToProps(dispatch){
return bindActionCreators({addTodo: addTodo}, dispatch);
}
export default connect(mapStateToProps, matchDispatchToProps)(AddTodo)
/*TODOLIST*/
import React from 'react';
import {Todo} from './todo';
import { connect } from 'react-redux'
import {bindActionCreators} from 'redux'
const TodoList = ({ todos, onTodoClick }) => (
<ul>
{todos.map(todo =>
<Todo {...todo} />
)}
</ul>
)
function mapStateToProps(state) {
return {
todos:state.todos
}
}
export default connect(mapStateToProps, null)(TodoList)
/* REDUCER */
import {combineReducers} from 'redux';
export const reducers = combineReducers({
todos:todos
})
export function todos(state=[], action) {
switch(action.type) {
case 'ADD_TODO':
return [
...state,
{
text:text,
completed:false
}
]
default:
return state
}
}
*/ACTION*/
export const addTodo = (text) => {
return {
type: 'ADD_TODO',
text
}
}