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# XStoreQueryPackageUpdatesResultCount

> XStoreQueryPackageUpdatesResultCount

# XStoreQueryPackageUpdatesResultCount

获取 [XStoreQueryPackageUpdatesAsync](/reference/system/xstore/functions/xstorequerypackageupdatesasync) 检索到的更新数量。

## 语法

```cpp theme={null}
HRESULT XStoreQueryPackageUpdatesResultCount(  
         XAsyncBlock* async,  
         uint32_t* count  
)  
```

### 参数

*async*   \_In\_\
类型：[XAsyncBlock\*](/reference/system/xasync/structs/xasyncblock)

传递给 [XStoreQueryPackageUpdatesAsync](/reference/system/xstore/functions/xstorequerypackageupdatesasync) 的 XAsyncBlock。[XAsyncBlock](/reference/system/xasync/structs/xasyncblock) 可用于轮询调用的状态并检索调用结果。有关详细信息，请参阅 [XAsyncBlock](/reference/system/xasync/structs/xasyncblock)。

*count*   \_Out\_\
类型：uint32\_t\*

成功时，包含检索到的更新数量。

### 返回值

类型：HRESULT

HRESULT 成功或错误代码。

## 备注

此结果函数允许你检索调用 [XStoreQueryPackageUpdatesAsync](/reference/system/xstore/functions/xstorequerypackageupdatesasync) 时获取的加载项许可证数量。因此，应在调用 [XStoreQueryPackageUpdatesAsync](/reference/system/xstore/functions/xstorequerypackageupdatesasync) 之后调用此函数，通常是在回调函数的上下文中。

有关使用示例，请参阅 [XStoreQueryPackageUpdatesAsync](/reference/system/xstore/functions/xstorequerypackageupdatesasync)。

## 要求

**头文件：** XStore.h（包含在 XGameRuntime.h 中）

**库：** xgameruntime.lib

**支持的平台：** Windows、XBOX One 系列主机和 XBOX Series 主机

## 另请参阅

[XStore](/reference/system/xstore/xstore_members)\
[XStoreQueryPackageUpdatesAsync](/reference/system/xstore/functions/xstorequerypackageupdatesasync)\
[XStoreQueryPackageUpdatesResult](/reference/system/xstore/functions/xstorequerypackageupdatesresult)


## Related topics

- [XStoreQueryPackageUpdatesResult](/zh-CN/reference/system/xstore/functions/xstorequerypackageupdatesresult.md)
- [XStoreQueryPackageUpdatesAsync](/zh-CN/reference/system/xstore/functions/xstorequerypackageupdatesasync.md)
- [XStore](/zh-CN/reference/system/xstore/xstore_members.md)
- [XStoreQueryGameAndDlcPackageUpdatesResultCount](/zh-CN/reference/system/xstore/functions/xstorequerygameanddlcpackageupdatesresultcount.md)
- [XStoreQueryGameAndDlcPackageUpdatesResult](/zh-CN/reference/system/xstore/functions/xstorequerygameanddlcpackageupdatesresult.md)