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# XStoreGetUserCollectionsIdResultSize

> XStoreGetUserCollectionsIdResultSize

# XStoreGetUserCollectionsIdResultSize

Gets the size of the ID returned by [XStoreGetUserCollectionsIdResult](/reference/system/xstore/functions/xstoregetusercollectionsidresult).

## Syntax

```cpp theme={null}
HRESULT XStoreGetUserCollectionsIdResultSize(  
         XAsyncBlock* async,  
         size_t* size  
)  
```

### Parameters

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

The XAsyncBlock passed to [XStoreGetUserCollectionsIdAsync](/reference/system/xstore/functions/xstoregetusercollectionsidresult) The [XAsyncBlock](/reference/system/xasync/structs/xasyncblock) can be used to poll for the call's status and retrieve call results. See [XAsyncBlock](/reference/system/xasync/structs/xasyncblock) for more information.

*size*   \_Out\_\
Type: size\_t\*

On success contains the size of the ID returned by [XStoreGetUserCollectionsIdResult](/reference/system/xstore/functions/xstoregetusercollectionsidresult).

### Return value

Type: HRESULT

HRESULT success or error code.

## Remarks

This result function allows you to retrieve the size of the collections ID when [XStoreGetUserCollectionsIdResult](/reference/system/xstore/functions/xstoregetusercollectionsidresult) was called. As such, this function should be called after [XStoreGetUserCollectionsIdResult](/reference/system/xstore/functions/xstoregetusercollectionsidresult) has been called, usually in the context of a callback function. See [XStoreGetUserCollectionsIdAsync](/reference/system/xstore/functions/xstoregetusercollectionsidasync) for a usage example.

## Requirements

**Header:** XStore.h (included in XGameRuntime.h)

**Library:** xgameruntime.lib

**Supported platforms:** Windows, XBOX One family consoles and XBOX Series consoles

## See also

[XStore](/reference/system/xstore/xstore_members)\
[XStoreGetUserCollectionsIdAsync](/reference/system/xstore/functions/xstoregetusercollectionsidasync)\
[XStoreGetUserCollectionsIdResult](/reference/system/xstore/functions/xstoregetusercollectionsidresult)


## Related topics

- [XStoreGetUserCollectionsIdResult](/reference/system/xstore/functions/xstoregetusercollectionsidresult.md)
- [XStoreGetUserCollectionsIdAsync](/reference/system/xstore/functions/xstoregetusercollectionsidasync.md)
- [XStore](/reference/system/xstore/xstore_members.md)
- [Unity C# API wrappers for the GDK](/build/gdk-and-engines/unity/unity-api-wrappers.md)
- [XStoreGetUserPurchaseIdResultSize](/reference/system/xstore/functions/xstoregetuserpurchaseidresultsize.md)