## 1.服务器向前台发送cookie ~~~ const express = require('express'); const server = express(); server.listen(8080); server.use('/',function(req,res){ res.cookie("name","cheng"); res.send("ok") }) ~~~ ## 2.使用cookie-parser读取cookie >req.cookies ~~~ const express = require('express'); const cookieParser = require("cookie-parser"); const server = express(); server.listen(8080); server.use(cookieParser()) server.use('/',function(req,res){ // res.cookie("name","cheng"); // res.send("ok") console.log(req.cookies); res.send("ok") }) ~~~ ## 3.删除cookie ~~~ res.clearCookie("name") ~~~