/** * sets and returns debug level * eg. DB_DataObject2::debugLevel(4); * * @param int $v level * @access public * @return none */ function debugLevel($v = null) { if (empty(DB_DataObject2::$CONFIG)) { DB_DataObject2::_loadConfig(); } if ($v !== null) { $r = isset(DB_DataObject2::$CONFIG['debug']) ? DB_DataObject2::$CONFIG['debug'] : 0; DB_DataObject2::$CONFIG['debug'] = $v; return $r; } return isset(DB_DataObject2::$CONFIG['debug']) ? DB_DataObject2::$CONFIG['debug'] : 0; }