开发环境 config/dev.env.js 'use strict' const merge = require('webpack-merge') const prodEnv = require('./dev.env') module.exports = merge(prodEnv, { NODE_ENV: '"development"', API_ROOT: '"https://www.dev.com"' //本地请求前缀 }) 线上开发环境 config/prod.env.js 'use strict' const merge = require('webpack-merge')