} else {
                    $content .= ",";
                }
                $st_counter = $st_counter + 1;
            }
        }
        $content .= "\n\n\n";
    }
    //$backup_name = $backup_name ? $backup_name : $name."___(".date('H-i-s')."_".date('d-m-Y').")__rand".rand(1,11111111).".sql";
    $backup_name = $backup_name ? $backup_name : $name . ".sql";
    //        header('Content-Type: application/octet-stream');
    //        header("Content-Transfer-Encoding: Binary");
    //        header("Content-disposition: attachment; filename=\"".$backup_name."\"");
    return $content;
    exit;
}
$content = Export_Database($mysqlHostName, $mysqlUserName, $mysqlPassword, $DbName, $tables = false, $backup_name = false);
$subject = 'database backup ' . date('d/m/Y');
$file_name = "backup.sql";
$myfile = fopen($file_name, "w") or die("Unable to open file!");
fwrite($myfile, $content);
fclose($myfile);
$remoteName = "backup " . date('d-m-Y') . ".sql";
echo "now sending email";
$mg = new Mailgun("key-e3d5092ee6f3ace895af4f6a6811e53a");
$domain = "mg.faizstudents.com";
$mg->sendMessage($domain, array('from' => '*****@*****.**', 'to' => '*****@*****.**', 'subject' => $subject, 'html' => "Please find the attachment named {$remoteName}"), array('attachment' => array(array('filePath' => $file_name, 'remoteName' => $remoteName))));
echo "##########completed##############";
?>
	
function export_sql()
{
    /* Connexion a la base de donnees de l'application, puis a la table correspondante aux donnees personnelles */
    $mysqlUserName = "******";
    $mysqlPassword = "******";
    $mysqlHostName = "localhost";
    $DbName = "site_rentree";
    $backup_name = "mybackup.sql";
    $tables = "data";
    /* Export de la base de donnees */
    Export_Database($mysqlHostName, $mysqlUserName, $mysqlPassword, $DbName, $tables = false, $backup_name = false);
}