步骤1 npm run build dist目录没有生成,查到打包日主出现Unexpected token punc «{», expected punc报错 步骤2 查看webpack是否用uglifyjs-webpack-plugin插件 步骤3 const UglifyJsPlugin = require("uglifyjs-webpack-plugin") 换成 const TerserPlugin = require("terser-webpack-plugin");