node学习笔记（五）网站访问量统计功能实现

index.js

const express = require('express');
const session = require('express-session');
const cookieParser = require('cookie-parser');
const querystring = require('querystring');

let app = express();
let count = 0;

app.use(cookieParser("hello"));
app.use(session({
    secret:"hello",
    name:'sid',
    cookie:{
        maxAge:10000,
    },
    resave:true,
    rolling:true,
}));

app.get('/',function (req,res,next) {
    if(req.session.isLogined === 1){
        res.sendfile('./count.html')
    }else {
        res.sendfile('./index.html')
    }
});

app.post('/check',function (req,res,next) {
    let data = "";
    req.on("data",function (chunk) {
        data += chunk;
    });
    req.on("end",function () {
        data = querystring.parse(data);
        if(data.username === 'tom' && data.pwd === 'tom'){
            req.session.name = data.username;
            req.session.isLogined = 1;
            res.redirect('/');
        }else{
            res.redirect('/');
        }
    });
});

app.post('/form',function (req,res,next){
    let fc = function(){
        function foo(){
            count&

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