webpack基础——启动一个服务器，让项目运行起来 webpackDevServer

1. 首先需要安装 webpack-dev-server

npm install -D webpack-dev-server

2. 配置 webpack.config.js 和 package.json

webpack:
module.exports = {
  devServer: {
    static: './dist'     //打包的出口文件夹
  },
.
.
.

package.json
"scripts": {
  "start": "webpack serve"    //这项配置后，npm run start就能跑起来
},

3. npm run start 项目已经在8080端口启动