树莓派LNMPWeb服务实现用户的注册登录

环境：树莓派上搭建LNMPWeb服务器

HTML+PHP+MySQL实现用户的注册及登陆功能

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HTML实现注册界面及登陆界面

sign_up.html //注册界面

sign_in.html  //登陆界面

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PHP文件实现接收用户注册／登陆数据功能

sign_up.php  //接收用户注册数据

sign_in.php  //接收用户登陆数据

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MySQP存储用户登录数据信息

使用PHP连接MySQP

PDO方式操作

登录MySQL并创建数据库

$servername = "localhost";

$DBName = "";

$DBUsername = "";

$DBPassword = "";

$conn = new PDO("mysql:host=$servername",  $DBUsername, $DBPassword);

$sql = "create database $DBName";

conn->exec(sql);

echo "create db success" . "
";

链接数据库并创建用户表

$conn = new PDO( "mysql;host=$servername;dbname=$DBName", $DBUsername, $DBPassword);

$createtablesql = "";

$conn->exec($createtablesql);

echo "create table success" . "
"