CONFIG.PHP LUAR

<?php
$servername = "localhost"; //adalah nama server bisa domain/ip address
$username = "root"; //nama user untuk login ke mysql
$password = ""; //password mysql

try {
    $conn = new PDO(
        "mysql:host=$servername;dbname=pos",
        $username,
        $password
    );
    $conn->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
} catch (PDOException $e) {
    echo "Koneksi gagal: " . $e->getMessage();
}