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Vue_cli@4.x mock数据将模拟数据data.json放在项目根目录下;配置vue.config.js:const appData = require('./data.json')const data1 = appData.data1;const data2 = appData.data2;const data3 = appData.data3;module.exports = { devServer: { before(app) { app.get('

一、路径别名设置：vue-cli@2.x:// build/webpack.base.conf.js中：resolve: { extensions: [".js", ".vue", ".json", ".css", ".scss"], alias: { vue$: "vue/dist/vue.esm.js", "@": resolve("src"), 'assets': resolve("src/assets"), 'styles':