var concat = require('concat-stream');
var http = require('http');
var qs = require('querystring');

  var server = http.createServer(function (req, res) {
    if (req.method === 'POST') {
      req.pipe(concat(function (body) {
        body = qs.parse(body.toString())
        res.end(Object.keys(body).join('\n')); 
      }));
    }
    else res.end();
  });
  server.listen(5000);

var request = require(‘request')
request.post(‘ http://127.0.0.1:5000 ‘, {form:

{

“name”: “ryan”,

“age” : 23

}

}, function(err,res,body){

console.log(‘接收成功:')

console.log(res[‘body']) // name age

})