TimestampBehavior::class, 'attributes' => [ ActiveRecord::EVENT_BEFORE_INSERT => ['created_at'], ActiveRecord::EVENT_BEFORE_UPDATE => ['updated_at'] ] ] ]; } /** * @inheritdoc */ public function rules() { return [ [['old_level_id', 'new_level_id', 'recharge_id', 'user_id', 'created_at'], 'number'], ]; } /** * @inheritdoc */ public function attributeLabels() { return []; } }