* [refac] check if a variable is empty before using it as an array.

2024-11-25 08:52:41 +08:00
parent 8c2d499e08
commit f1fda82b0e
1 changed files with 1 additions and 1 deletions
@@ -432,7 +432,7 @@ class cache
        /* 把被删除的数据的 id 从缓存中删除。Delete the id of the deleted data from cache. */
        $setCacheKey  = $this->getSetCacheKey($code);
        $objectIdList = $this->cache->get($setCacheKey);
-        $this->cache->set($setCacheKey, array_diff($objectIdList, array_map(function($object) use ($field) { return $object->$field; }, $this->objects)));
+        if($objectIdList) $this->cache->set($setCacheKey, array_diff($objectIdList, array_map(function($object) use ($field) { return $object->$field; }, $this->objects)));

        if(empty($this->config->cache->res[$this->table])) return;