PHP and Mysql

该书的分享链接：
链接：https://pan.baidu.com/s/1dtKj1is0VgIFvGf0YhrpmA
提取码：925j

php链接本地数据库
<?php
$servername = "localhost";
$username = "username";
$password = "password";
 
$conn = new mysqli($servername, $username, $password);
if ($conn->connect_error) {
    die("连接失败: " . $conn->connect_error);
}
echo "连接成功";
?>