konek.php

<?php
$db_host    = "localhost";
$db_user    = "root";
$db_pass    = "";
$db_name    = "multiuser";

$koneksi    = mysqli_connect($db_host, $db_user, $db_pass, $db_name);
if($koneksi){  
    echo("Koneksi Berhasil");
}
else{
    echo("Koneksi Gagal");
}
?>