19_基于脚手架项目编写应用
目录结构:
SRE实战 互联网时代守护先锋,助力企业售后服务体系运筹帷幄!一键直达领取阿里云限量特价优惠。index.js
import React from 'react'; import ReactDOM from 'react-dom'; import App from './components/app'; import './index.css' ReactDOM.render(<App/>, document.getElementById('root'));
index.css
.logo { width: 200px; height: 200px; } .title { color: red; font-size: 25px; }
app.jsx
import React, {Component} from 'react';
import logo from '../logo.svg';
export default class App extends Component {
render() {
return (
<div>
<img className='logo' src={logo} alt="alt"/>
<p className='title'>react app 组件</p>
</div>
);
}
}
脚手架特点:
1.live reload 实时刷新(项目启动时,修改代码,页面自动改变)
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