webpack配置报错！

Question

module:{rules:[     {         test:/\.js$/,         use: 'babel-loader',        include: /src/,        exclude: /node_modules/     } ]}加上use: 'babel-loader'这个就报错，注释掉就不报错！

Answer 1

npm i @babel/preset-react

{    "presets": ["@babel/preset-env","@babel/preset-react"]
}

学会google查 报错信息哦～