撤销代码修改

common/models/EmployLevel.php

@@ -201,7 +201,6 @@ class EmployLevel extends \common\components\ActiveRecord
      * @return array|mixed|\yii\db\ActiveRecord[]
      */
     public static function getFromCache(){
-        Yii::$app->cache->delete(Cache::EMP_LEVEL_CONFIG_KEY);
         $data = Yii::$app->cache->get(Cache::EMP_LEVEL_CONFIG_KEY);
         if(!$data){
             // 获取信息