实例化AR对象<br>
构造方法constructor<br>
执行yii\db\ActiveRecord::init()
触发yii\db\ActiveRecord::EVENT_INIT事件
yii\db\ActiveRecord::find()|find()
执行yii\db\ActiveRecord::afterFind()|afterFind()
触发 yii\db\ActiveRecord::EVENT_AFTER_FIND|EVENT_AFTER_FIND
yii\db\ActiveRecord::save()|save()
执行yii\db\ActiveRecord::beforeValidate()|beforeValidate()
触发yii\db\ActiveRecord::EVENT_BEFORE_VALIDATE|EVENT_BEFORE_VALIDATE事件
执行yii\db\ActiveRecord::afterValidate()|afterValidate()
触发yii\db\ActiveRecord::EVENT_AFTER_VALIDATE|EVENT_AFTER_VALIDATE事件
执行yii\db\ActiveRecord::beforeSave()|beforeSave()
触发yii\db\ActiveRecord::EVENT_BEFORE_INSERT|EVENT_BEFORE_INSERT事件
触发yii\db\ActiveRecord::EVENT_BEFORE_UPDATE|EVENT_BEFORE_UPDATE事件
执行yii\db\ActiveRecord::afterSave()|afterSave()
触发yii\db\ActiveRecord::EVENT_AFTER_INSERT|EVENT_AFTER_INSERT事件
触发yii\db\ActiveRecord::EVENT_AFTER_UPDATE|EVENT_AFTER_UPDATE事件
yii\db\ActiveRecord::delete()|delete()
执行yii\db\ActiveRecord::beforeDelete()|beforeDelete()<br>
触发yii\db\ActiveRecord::EVENT_BEFORE_DELETE|EVENT_BEFORE_DELETE 事件
执行yii\db\ActiveRecord::afterDelete()|afterDelete()
触发yii\db\ActiveRecord::EVENT_AFTER_DELETE|EVENT_AFTER_DELETE 事件
