var express =require(‘express‘);var router =express.Router();router.get(‘/‘,function(req,res,next){    res.render("login.jade");});module.exports = router;

doctype htmlhtml    head         meta(http-equiv="Content-Type",content="text/html; charset=utf-8")    title 添加数据页    body        h1 请填写你要发送的信息        form(action="/loginmsg",method="post")         input(name="msg",type="text",id="msg")         input(name="submit",type="submit")

var express =require(‘express‘);var router =express.Router();router.post(‘/‘,function(req,res,next){var msg = req.body.msg;    if(msg){ res.render("loginmsg.jade",{msg:msg});     }});module.exports = router;

doctype htmlhtml head  title 主页 body    div 你发送的信息为：#{msg}

var express = require(‘express‘);var path = require(‘path‘);var app = express();var bodyParser = require(‘body-parser‘);var login = require(‘./routes/login‘);var loginmsg = require(‘./routes/loginmsg‘);//模板引擎设置app.set(‘views‘, path.join(__dirname, ‘views‘));app.set(‘view engine‘, ‘jade‘);app.use(express.static(‘public‘));app.use(bodyParser.json()); app.use(bodyParser.urlencoded({    extended: true})); //设置路由app.use(‘/‘,login);app.use(‘/loginmsg‘,loginmsg);app.listen(3000);console.log("启动端口:3000");