Yii框架日志记录Logging操作示例

components->log

'log'=> [
      'traceLevel' => YII_DEBUG ? 3 : 0,
      'targets' => [
        [
          'class' => 'yii\log\FileTarget',
          'levels' => ['error', 'warning'],
        ],
      ],
    ],

'log' => [
      'traceLevel'=> YII_DEBUG ? 3 : 0,
      'targets' => [
        [
          'class' => 'yii\log\FileTarget',
          'levels' => ['error', 'warning','info','trace'],
        ],
        [
          'class'=> 'yii\log\FileTarget',
          'levels' => ['info'],
          'categories' => ['rhythmk'],
          'logFile' => '@app/runtime/logs/Mylog/requests.log',
          'maxFileSize' => 1024 * 2,
          'maxLogFiles' => 20,
        ],
      ],
    ],

Yii::getLogger()->log("开始写自定义日志",Logger::LEVEL_ERROR);
Yii::trace("trace,开发调试时候记录");
Yii::error("error,错误日志");
Yii::warning("warning,警告信息");
Yii::info("info,记录操作提示");

Yii::info("info .... ","rhythmk");
//输出自定义目录日志,@app/runtime/logs/Mylog/requests.log