express简易代理请求

var  express = require('express')
var  app = express()
var proxy = require('http-proxy-middleware')
var options = {
  target: 'https://www.jianshu.com', 
  changeOrigin: true, 
  ws: true, 
  pathRewrite: {
    '^/api': '/' 
  }
}
var exampleProxy = proxy(options)
app.use('/api', exampleProxy)
app.use(express.static('public'))
app.listen(3000, () => console.log('Example app listening on port 3000!'))