详解vue express启动数据服务

var apiServer = express()var bodyParser = require('body-parser')apiServer.use(bodyParser.urlencoded({ extended: true }))apiServer.use(bodyParser.json())var apiRouter = express.Router()var fs = require('fs')apiRouter.route('/:apiName').all(function (req, res) { fs.readFile('./db.json', 'utf8', function (err, data) {  if (err) throw err  var data = JSON.parse(data)  if (data[req.params.apiName]) {   res.json(data[req.params.apiName])   }  else {   res.send('no such api name')  } })})apiServer.use('/api', apiRouter);apiServer.listen(port + 1, function (err) { if (err) {  console.log(err)  return } console.log('Listening at http://localhost:' + (port + 1) + '/n')})

 proxyTable: {    '/api/':'http://localhost:8081/'  },