添加.babelrc

.babelrc

@@ -0,0 +1,4 @@
+
+{
+  "presets": ["@babel/preset-env"]
+}

package.json

@@ -13,6 +13,7 @@
   "devDependencies": {
     "@babel/core": "^7.4.4",
     "@babel/preset-env": "^7.4.4",
+    "@babel/preset-es2015": "^7.0.0-beta.53",
     "babel-loader": "^8.0.5",
     "clean-webpack-plugin": "^2.0.1",
     "css-loader": "^2.1.1",

src/index.js

@@ -1,7 +1,7 @@
 require('./css/index.less');
-require('./css/reset.css')
-require('./css/popup.less')
-require('./js/popup')
+require('./css/reset.css');
+require('./css/popup.less');
+require('./js/popup');
 const { post,config,getUrlArgObject } = require('./js/promise.js');
 const {bqtsFun,ybzlFun,cyywFun,knzdFun,jtFun,tjwzFun,tjtgFun,tjhyFun,tjfjFun,yszdFun} = require('./js/indexDom.js');
 //地址栏参数 ?age=99&lisJson=&diseaseId=&diagJson=糖尿病&pastJson=无心脏病&otherJson=无高血压&pacsJson=腹部B超:无异常, 报告日期:2019-05-07&sex=男&symptomJson=恶心呕吐腰痛&vitalJson=血压左上肢13/12mmHg

webpack.config.js

@@ -180,7 +180,7 @@ module.exports = {
       },
     ]
   },
-  // devtool: 'cheap-module-eval-source-map', //开发环境cheap-module-eval-source-map   //生产环境cheap-module-source-map
+  devtool: 'cheap-module-eval-source-map', //开发环境cheap-module-eval-source-map   //生产环境cheap-module-source-map
   mode: 'development',
   devServer: {
     contentBase: path.join(__dirname, "dist"), //静态文件根目录