clean-webpack-plugin作用：打包之前清除output的文件夹，避免存在之前的打包结果；var path = require("path"); var { CleanWebpackPlugin } = require("clean-webpack-plugin"); module.exports = { //... output: { path: path.resolve(__dirname, 'dist'), filename: "main[contenthash: 5].js" }, plugin: [ new CleanWebpackPlugin() ] } Html-webpack-plugin作用：自动生成html文件var path = require("path"); var { CleanWebpackPlugin } = require("clean-webpack-plugin"); var HtmlWebpackPlugin = require("html-webpack-plugin"); module.exports = function...