PHP   发布时间:2022-04-09  发布网站:大佬教程  code.js-code.com
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本文实例讲述了PHP日志LOG类定义用法分享给大家供大家参,具体如下:

PHP;">
'test.txt','LOG_LEVEL'=>75 //INFO
   );
  }
}
class Log{
  private $LogFile;
  private $logLevel;
  const DEBUG = 100;
  const INFO  = 75;
  const NOTICE = 50;
  const WARNING =25;
  const ERROR  = 10;
  const CRITICAL = 5;
  private function __construct(){
    $cfg = Config::getConfig();  
    $this->logLevel = isset($cfg['LOG_LEVEL']) ? $cfg['LOG_LEVEL']:LOG::INFO;
    if(!isset($cfg['LOG_FILE']) && strlen($cfg['LOG_FILE'])){
      throw new Exception('can\'t set file to empty');
    }
    $this->LogFile = @fopen($cfg['LOG_FILE'],'a+');
    if(!is_resource($this->LogFilE)){
      throw new Exception('invalid file Stream');
    }
  }
  public static function geTinstance(){
    static $obj;
    if(!isset($obj)){
      $obj = new Log();
    }
    return $obj;
  }
  public function Logmessage($msg,$logLevel = Log::INFO,$module = null){
    if($logLevel > $this->logLevel){
      return ;
    }
    date_default_timezone_set('Asia/shanghai');
    $time = strftime('%x %X',time());
    $msg = str_replace("\t",'',$msg);
    $msg = str_replace("\n",$msg);
    $strLogLevel = $this->levelToString($logLevel);
    if(isset($modulE)){
      $module = str_replace(array("\n","\t"),array("",""),$modulE);
    }
    $logLine = "$time\t$msg\t$strLogLevel\t$module\r\n";
    fwrite($this->LogFile,$logLinE);
  }
  public function levelToString($logLevel){
     $ret = '[unkNow]';
     switch ($logLevel){
        case LOG::DEBUG:
           $ret = 'LOG::DEBUG';
           break;
        case LOG::INFO:
           $ret = 'LOG::INFO';
           break;
        case LOG::NOTICE:
           $ret = 'LOG::NOTICE';
           break;
        case LOG::WARNING:
           $ret = 'LOG::WARNING';
           break;
        case LOG::ERROR:
           $ret = 'LOG::ERROR';
           break;
        case LOG::CRITICAL:
           $ret = 'LOG::CRITICAL';
           break;
     }
     return $ret;
  }
}
$logIns = LOG::geTinstance();
//print_r($logIns);
$logIns->logmessage("test",LOG::INFO,'myTest');
?>

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标签:日志