express-cookie

var express = require('express')
var cookieParser = require('cookie-parser')

var app = express()
app.use(cookieParser()) //不使用签名
//app.use(cookieParser("helowe2")) 若需要使用签名功能，需要指定一个secret字符串，否则会报错。
app.get('/', function (req, res) {
  // Cookies that have not been signed
 var html = "<form action='/login'>"
     html += "<input type='text'>"
     html += "<input type='submit'>"
     html += "</form>"
     html += "<form action='/clear'>"
     html += "<input type='submit' value='销毁'>"
     html += "</form>"
     html += "<form action='/look'>"
     html += "<input type='submit' value='查看'>"
     html += "</form>"
  res.send(html);
})

app.get('/login', function (req, res) {
  res.cookie('name',"jinkang" {maxAge: 1000*60*60*24*30}); //设置
  res.cookie('age',"190");
  
  console.log('Signed Cookies: ', req.signedCookies);
  
  console.log('Cookies: ', req.cookies)
  res.status(200).send("已经设置COOKIE");
})

app.get('/clear', function (req, res) {
  // Cookies that have not been signed
   for(x in req.cookies){
        res.clearCookie(x);
   }
   // 清除cookie
    //res.clearCookie("name"); 清除浏览器cookie中的name
    res.status(200).send("CLEAR");
})


app.listen(8080)
app.get('/look', function (req, res) {

  console.log('Signed Cookies: ', req.signedCookies)
  console.log('COOKIE: ', req.cookies);
  res.status(200).send("查看cook");
})