public static function flushBuffer()
    {
        if (self::$_page && ob_get_length()) {
            self::$_zones[self::$_outputZone]->append(ob_get_clean());
            ob_start();
            return true;
        }
        return false;
    }
public static function flushBuffer()
    {
        if (self::$_page && ob_get_length()) {
            self::$_zones[self::$_outputZone]->append(ob_get_clean());
            ob_start();
            return true;
        }
        return false;
    }
public static function flushBuffer ( ) { if ( self :: $ _page && ob_get_length ( ) ) { self :: $ _zones [ self :: $ _outputZone ] -> append ( ob_get_clean ( ) ) ; ob_start ( ) ; return true ; } return false ; }
Flushes the output buffer to the current zone element.

@return boolean
Flushes the output buffer to the current zone element .