Vue introduces es2015 plugin when packaging with Webpack

1. Install dependent packages

$ NPM Install--save-div babel-preset-es2015

PS:babel-loader,babel-core should be installed by default, if not, please reinstall

2. Modify the "webpack.config.js" configuration file
Find /\.js$/ the rules and make changes

{        test:/\.js$/, use        : [{          loader: ' Babel-loader ',          options: {             presets: [' es2015 ']          }        }],        exclude:/node_modules/      }

　　

3. Add ". babelrc" File under root directory
File contents:

{  "presets": ["es2015"]}

　　

Packaged

Run a packaged script to see the effect, depending on the situation

$ NPM Run Build

　　

Vue introduces es2015 plugin when packaging with Webpack