output = $output; } /** * Log a message to the log file. * * @param $tag string A tag is used to quickly found a message when reading log file * @param $message string some message */ function log($tag, $message) { error_log(date('H:i:s d/m/Y:') . '[' . $tag . '] ' . $message . "\n", 3, $this->output); } }