养成写日志的习惯

永远记得写日志，提高工作效率

private function logger($content)

    {
        $log = "log.txt";
        $logsize = 100000;
        if (file_exists($log) && filesize($log) > $logsize) {
            unlink($log);
        }
        file_put_contents($log,date('H:i:s')." ".$content."\r\n",FILE_APPEND);
    }