Yii2中记录log日志的配置和使用方法

日志配置

"components" => [

     "log" => [

  "traceLevel" => YII_DEBUG? 3 : 0,

           "targets" => [

               [

                 "class" =>"yiilogFileTarget",

           "levels" => ["error", "warning"],

         ],

        [

            "class" => "yiilogFileTarget",

            "levels" => ["info"],

            "categories" => ["orders"],

            "logFile" => "@app/runtime/logs/Orders/requests.log",

            "maxFileSize" => 1024 * 2,

            "maxLogFiles" => 20,

        ],

    [

            "class" => "yiilogFileTarget",

            "levels" => ["info"],

            "categories" => ["pushNotifications"],

            "logFile" => "@app/runtime/logs/Orders/notification.log",

            "maxFileSize" => 1024 * 2,

            "maxLogFiles" => 50,

        ],         

   ],

       ],

   ],

日志使用

Yii::info($message,"pushNotifications");

or

Yii::info($message, "orders");