Skip to Content
Node与Express开发(第2版)
book

Node与Express开发(第2版)

by Ethan Brown
June 2021
Intermediate to advanced
290 pages
9h 21m
Chinese
Posts & Telecom Press
Content preview from Node与Express开发(第2版)
178
|
第
16
章
16.4.3
 度假产品页
——
可视化设计
目前为止,我们还只是在构建一个纯前端的应用。那么,
Express
处于哪个位置呢?我们
的服务器仍然是单一的数据源。尤其是它维护着度假产品的数据库,而这些度假产品正是
要在网站上显示的。幸运的是,我们在第
15
章已经做了绝大部分的工作
:暴露了一个可
以以
JSON
格式返回度假产品的
API
,
React
应用可以直接使用了。
不过,在把前后端连接起来之前,让我们先把度假产品页做出来。虽然目前还没有度假产
品可以渲染,但是不要让度假产品页成为后续开发的障碍。前一节把所有的内容页面都包
含进了
client/src/App.js
,但通常认为这不是一个好实践
:让每个组件都放入它自己的文件
中是更符合习惯的做法。所以让我们花一点儿时间,把
Vacations
组件放入它自己的文件。
创建文件
client/src/V
acations.js
:
import React, { useState, useEffect } from 'react'
import { Link } from 'react-router-dom'
function Vacations() {
const [vacations, setVacations] = useState([])
return (
<>
<h2>Vacations</h2>
<div className="vacations">
{vacations.map(vacation =>
<div key={vacation.sku}> ...
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.

Read now

Unlock full access

More than 5,000 organizations count on O’Reilly

AirBnbBlueOriginElectronic ArtsHomeDepotNasdaqRakutenTata Consultancy Services

QuotationMarkO’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.
Julian F.
Head of Cybersecurity
QuotationMarkI wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.
Addison B.
Field Engineer
QuotationMarkI’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.
Amir M.
Data Platform Tech Lead
QuotationMarkI'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.
Mark W.
Embedded Software Engineer

You might also like

面向对象的思考过程(原书第5版)

面向对象的思考过程(原书第5版)

马特 魏斯费尔德
精通模块化JavaScript

精通模块化JavaScript

Nicolás Bevacqua

Publisher Resources

ISBN: 9787115565099