> ## Documentation Index
> Fetch the complete documentation index at: https://docs.xbox.com/llms.txt
> Use this file to discover all available pages before exploring further.

# XStoreGetUserCollectionsIdResult

> XStoreGetUserCollectionsIdResult

Gets the results of a call to [XStoreGetUserCollectionsIdAsync](https://docs.xbox.com/reference/system/xstore/functions/xstoregetusercollectionsidasync.md).

## Syntax

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

### Parameters

*async*   \_Inout\_\
Type: [XAsyncBlock\*](https://docs.xbox.com/reference/system/xasync/structs/xasyncblock.md)

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

*size*   \_In\_\
Type: size\_t

The size of the array passed into **result**.

*result*   \_Out\_writes\_z\_(size)\
Type: char\*

On success contains the collections ID.

### Return value

Type: HRESULT

HRESULT success or error code.

## Remarks

This result function allows you to retrieve the execution results of [XStoreGetUserCollectionsIdAsync](https://docs.xbox.com/reference/system/xstore/functions/xstoregetusercollectionsidasync.md), as well as the collections ID that was called for if the execution was successful. As such, this function should be called after [XStoreGetUserCollectionsIdAsync](https://docs.xbox.com/reference/system/xstore/functions/xstoregetusercollectionsidasync.md) has been called, usually in the context of a callback function. See [XStoreGetUserCollectionsIdAsync](https://docs.xbox.com/reference/system/xstore/functions/xstoregetusercollectionsidasync.md) 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](https://docs.xbox.com/reference/system/xstore/xstore_members.md)\
[XStoreGetUserCollectionsIdAsync](https://docs.xbox.com/reference/system/xstore/functions/xstoregetusercollectionsidasync.md)\
[XStoreGetUserCollectionsIdResultSize](https://docs.xbox.com/reference/system/xstore/functions/xstoregetusercollectionsidresultsize.md)


## Related topics

- [XStoreGetUserCollectionsIdResultSize](https://docs.xbox.com/reference/system/xstore/functions/xstoregetusercollectionsidresultsize.md)
- [XStoreGetUserCollectionsIdAsync](https://docs.xbox.com/reference/system/xstore/functions/xstoregetusercollectionsidasync.md)
- [XStore (API contents)](https://docs.xbox.com/reference/system/xstore/xstore_members.md)
- [Using C# wrappers for GDK APIs in your Unity project](https://docs.xbox.com/build/gdk-and-engines/unity/unity-api-wrappers.md)
- [Requesting a User Store ID for service-to-service authentication](https://docs.xbox.com/publishing/xstore-commerce/xstore-requesting-userstoreid.md)