//第一步
var express = require('express')
var bodyParser = require('body-parser')
var app = express()
//第二步
app.use(bodyParser.urlencoded({ extended: false })) // parse application/x-www-form-urlencoded
app.use(bodyParser.json())// parse application/json
//第三步(路由)
app.post('/profile', function(req, res, next) {
console.log(req.body);
res.json(req.body);
});
