class Mysql{
}
class Oracle {
}
class SqlLite {
}
$_config['dbType'] = 'mysql';
class Db {
public static function getDb()
{
if ($_config['dbType'] == 'mysql') {
return new Mysql();
} else if ($_config['dbType'] == 'oracle') {
return new Oracle();
} else {
return new SqlLite();
}
}
}