$host = "localhost";
$db_user = "root";
$db_pass = "vertrigo";
$db_name = "DBname";
$mysqli = new mysqli($host, $db_user , $db_pass, $db_name);
mysqli_set_charset($mysqli, 'UTF8');
if ($mysqli->connect_errno) {
  echo "Errno: " . $mysqli->connect_errno . "<br />";
  echo "Error: " . $mysqli->connect_error . "n";
  exit;
}

require_once("config.php");
require("lib/select.php");

function SelectAdmin()
{
    $sql = "SELECT * from admin order by id ASC";
    $result=$mysqli->query($sql);
    return $result;
}

while ($rows = SelectAdmin()->fetch_assoc())
{
    echo $rows['Fullname'];
}