【React】首屏加载速度优化三：js文件体积压缩

1. 安装插件：uglifyjs-webpack-plugin uglify-js

npm install uglifyjs-webpack-plugin --save-dev
npm install  uglify-js --save-dev

2. /config/webpack.config.js

var uglifyjsPlugin = require('uglifyjs-webpack-plugin')

return {
    optimization:{
        optimization:[
              new uglifyjsPlugin({
                    uglifyOptions: {
                        compress: false
                    }
              })
        ]
    }
}

3. 打包

npm run build

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