Node.js+Express+MySql实现用户登录注册

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Node.js+Express+MySql实现用户登录注册

IDE：WebStorm

工程目录：

数据库表

Login.js:

/** * Created by linziyu on 2017/7/8. *//** * express接收html传递的参数 */var  express=require('express');var  app=express();var mysql=require('mysql');/** * 配置MySql */var connection = mysql.createConnection({    host     : '127.0.0.1',    user     : 'root',    password : '1996112lin',    database : 'mydata',    port:'3306'});connection.connect();app.get('/',function (req,res) {    res.sendfile(__dirname + "/" + "index.html" );})/** * 实现登录验证功能 */app.get('/login',function (req,res) {    var  name=req.query.name;    var pwd=req.query.pwd;    var selectSQL = "select * from user where uname = '"+name+"' and pwd = '"+pwd+"'";    connection.query(selectSQL,function (err,rs) {        if (err) throw  err;        console.log(rs);        console.log('OK');        res.sendfile(__dirname + "/" + "OK.html" );    })})app.get('/register.html',function (req,res) {    res.sendfile(__dirname+"/"+"register.html");})/** * 实现注册功能 */app.get('/register',function (req,res) {    var  name=req.query.name;    var  pwd=req.query.pwd;    var  user={uname:name,pwd:pwd};    connection.query('insert into user set ?',user,function (err,rs) {        if (err) throw  err;        console.log('ok');        res.sendfile(__dirname + "/" + "index.html" );    })})var  server=app.listen(7744,function () {    console.log("start");})

Index.html:

<!DOCTYPE html><html lang="en"><head>    <meta charset="UTF-8">    <title>Title</title></head><body>        <form  action="http://127.0.0.1:7744/login">                <input type="text" name="name"/>                <input type="text" name="pwd"/>            <input type="submit" value="提交"/>        </form>    <a href="register.html">注册</a></body></html>

Register.html:

<!DOCTYPE html><html lang="en"><head>    <meta charset="UTF-8">    <title>Title</title></head><body><form  action="http://127.0.0.1:7744/register">    <input type="text" name="name"/>    <input type="text" name="pwd"/>    <input type="submit" value="提交"/></form></body></html>

启动后访问：http://localhost:7744/

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