First,install Babel. Then install babel-preset-react-app. npm install babel-preset-react-app --save-dev Then create a file named.babelrcwith following contents in the root folder of your project: {"presets": ["react-app"] } This preset uses theuseBuiltInsoption withtransform-object-rest-sp...
Babel preset for all React plugins.. Latest version: 6.24.1, last published: 8 years ago. Start using babel-preset-react in your project by running `npm i babel-preset-react`. There are 5121 other projects in the npm registry using babel-preset-react.
npm install @babel/preset-react 这个命令会将@babel/preset-react添加到你的node_modules文件夹中,并在package.json文件的dependencies部分添加相应的条目。 验证模块是否已成功安装: 安装完成后,你可以在node_modules/@babel/preset-react目录下找到安装的文件。此外,你也可以在package.json文件中查看dependencies部分...
npm i babel-preset-react-native --save-dev Configuring Babel Then, create a file called.babelrcin your project's root directory. The existence of this.babelrcfile will tell React Native to use your custom Babel configuration instead of its own. Then load this preset: {"presets": ["react-n...
Ran npm deprecate on @babel/preset-es2015, @babel/preset-es2016, @babel/preset-es2017, @babel/preset-stage-0, @babel/preset-stage-1, @babel/preset-stage-2, @babel/preset-stage-3 only for versions >v7.0.0-beta.52. This means this will only break your build if you are using ^ in...
Group Id: org.mvnpm.at.babel Artifact Id: preset-react Version: 7.25.7 This represent the NPM Package: @babel/preset-react Release has been done using the orgmvnpm-14329 staging repo 1 Replies: 0 comments Sign up for free to join this conversation on GitHub. Already have an account?
npm install babel-preset-react-app --save-dev Then create a file named.babelrcwith following contents in the root folder of your project: {"presets": ["react-app"] } This preset uses theuseBuiltInsoption withtransform-object-rest-spreadandtransform-react-jsx, which assumes thatObject.assignis...
我尝试删除 node_modules 文件夹并使用以下命令重新安装依赖项。 终端 rm -rf node_modules/ npm install 配置 包.json { "name": "reflask", "version": "1.0.0", "description": "", "main": "index.js", "scripts": { "start": "webpack-dev-server --open --mode development", ...
环境变量没配置好,虽然在webpack.dev.js 中配置了mode: 'development'配置项,但这个环境变量是代码运行的环境变量,不是babel运行的环境变量,所以还需要定义。 解决方案: //下载 cross-env 。专门用于定义环境变量的库npm install --save-dev cross-env//在webpage运行命令的前面加上配置在package.json 中"scripts...
Babel preset for all React plugins.. Latest version: 7.27.1, last published: 3 days ago. Start using @babel/preset-react in your project by running `npm i @babel/preset-react`. There are 9772 other projects in the npm registry using @babel/preset-react.