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How to implement hot update in react: 1. Use the "yarn add react-hot-loader -D" command to download "react-hot-loader"; 2. Add "react-hot-loader/babel" to enter ".babelrc" file; 3. Modify the code in App.js to "import { hot } from 'react-hot-loader/root';".
#The operating environment of this tutorial: Windows 10 system, react18 version, Dell G3 computer.
How to implement hot update in react?
[React] create-react-app implements hot update
1. Use the following command line to download react-hot-loader
yarn add react-hot-loader -D
or
npm install react-hot-loader
2. Add react-hot-loader/babel into the .babelrc file
// .babelrc { "plugins": ["react-hot-loader/babel"] }
3. Modify it to the following code in App.js
// App.js import { hot } from 'react-hot-loader/root'; const App = () => <div>Hello World!</div>; export default hot(App);
Recommended learning: "react Video tutorial》
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