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Node.js+Express+MySql实现用户登录注册功能

2019-11-19 16:07:26
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本文实例为大家分享了Node.js实现用户登录注册的具体代码,供大家参考,具体内容如下

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" rel="external nofollow" >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/

以上就是本文的全部内容,希望对大家的学习有所帮助,也希望大家多多支持武林网。

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