<?php
$dbServer = "localhost";
$dbUser = "유저이름";
$dbPass = "비밀번호";
$dbName = "DB이름";

$dsn = "mysql:host={$dbServer};dbname={$dbName};charset=utf8";

try {
    $db = new PDO($dsn, $dbUser, $dbPass);
    $db->setAttribute(PDO::ATTR_EMULATE_PREPARES, false);
    $db->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
    echo "<script>console.log('DB연결 성공');</script>";
} catch (PDOException $e) {
    echo "<script>console.log('{$e->getMessage()}');</script>";
}
?>