0 Method to choose database configuration in online and offine

<?php
 /*************************************
 *                               config.php


 *************************************/
session_start();
$online=2;//1=online,2=offline
if($online==1)
{
$dbhost = 'localhost';
$dbname = ' db_name ';
$dbuser = 'root';
$dbpasswd = 'pass';


}
else if($online==2)
{
$dbhost = 'localhost';
$dbname = 'db_name';
$dbuser = 'root';
$dbpasswd = '';
}
?>