小编Cod*_*ody的帖子

我是reactjs的新手,并且正在关注udemy的基础课程.我在控制台日志中收到以下错误.任何人都可以帮我吗？

bundle.js:21818 Uncaught TypeError: _this2.props.selectBook is not a function

任何帮助,将不胜感激.谢谢.

集装箱/书list.js

import React, { Component } from 'react';
import { connect } from 'react-redux';
import { selectBook } from '../actions/index';
import { bindActionCreators } from 'redux';

class BookList extends Component {
    renderList() {
        return this.props.books.map((book) => {
            return (
                <li 
                    key={book.title} 
                    onClick={() => this.props.selectBook(book)} 
                    className="list-group-item">
                    {book.title}
                </li>
            );
        });
    }

    render() {
        return (
            <ul className="list-group col-sm-4">
                {this.renderList()}
            </ul>
        )
    }
}


function mapStateToProps(state) {
    return {
        books: state.books
    }; …