registerServiceWorker在React JS中做什么? [英] What does registerServiceWorker do in React JS?

问题描述

我是React的新手，我想知道下面的代码中registerServiceWorker()的目的是什么?

I'm a newbie in React and I was wondering what is the purpose of registerServiceWorker() in the following code?

import React from 'react';
import ReactDOM from 'react-dom';
import App from './App';
import registerServiceWorker from './registerServiceWorker';

ReactDOM.render(<App />, document.getElementById('root'));
registerServiceWorker();

推荐答案

服务工作者是一个Web API，可帮助您缓存资产和其他文件，以便当用户处于脱机状态或网络速度较慢时，他/她仍然可以在屏幕上查看结果，因此，它可以帮助您建立更好的用户体验，这就是您现在应该了解的关于服务人员的知识.都是要向您的站点添加脱机功能.

The service worker is a web API that helps you cache your assets and other files so that when the user is offline or on slow network, he/she can still see results on the screen, as such, it helps you build a better user experience, that's what you should know about service worker's for now. It's all about adding offline capabilities to your site.

React在默认情况下无需您的配置即可为您创建服务工作者.了解更多;

React creates a service worker for you without your configuration by default. To learn more;

• MDN服务工作者
• Google Google网络基础服务工作者
• 使用服务工作者，CSS技巧的简单脱机站点
• 服务器工作者:案例研究，Smashing Magazine

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