Which three js files are preloaded in react development?

Three js files preloaded for react development: 1. react.js, the core file of react; 2. react-dom.js, which provides some methods related to dom; 3. babel.js , which converts react-specific jsx syntax into ordinary JavaScript syntax.

The operating environment of this tutorial: windows10, react16, this article is applicable to all brands of computers.

React development requires the introduction of three js files, namely react.js, which is the core file of react; react-dom.js, which provides some methods related to dom; babel.js, which will Convert react-specific jsx syntax into ordinary JavaScript syntax.

Both React and ReactDOM are available through CDN.

<script crossorigin src="https://unpkg.com/react@17/umd/react.development.js"></script>
<script crossorigin src="https://unpkg.com/react-dom@17/umd/react-dom.development.js"></script>

The above version is for development only and is not suitable for production. Minimal and optimized production versions of React are available from:

<script crossorigin src="https://unpkg.com/react@17/umd/react.production.min.js"></script>
<script crossorigin src="https://unpkg.com/react-dom@17/umd/react-dom.production.min.js"></script>

Specific versions of react and react-dom to load, replacing 17 with the version number.

react official website address (https://reactjs.org/), you can check it yourself.

React.development.js, react-dom.development.js download address: https://pan.baidu.com/s/1YeGNu1v1kpjgdmWvsor8bA

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