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# XblMultiplayerSessionCompare

> XblMultiplayerSessionCompare

# XblMultiplayerSessionCompare

检查两个会话之间的差异并返回按位或运算的 MultiplayerSessionChangeType。可用于比较传递给 XblMultiplayerWriteSessionAsync 的会话对象与返回的会话对象。

## 语法

```cpp theme={null}
XblMultiplayerSessionChangeTypes XblMultiplayerSessionCompare(  
         XblMultiplayerSessionHandle currentSessionHandle,  
         XblMultiplayerSessionHandle oldSessionHandle  
)  
```

### 参数

*currentSessionHandle*   \_In\_\
类型: [XblMultiplayerSessionHandle](/reference/live/xsapi-c/multiplayer_c/handles/xblmultiplayersessionhandle)

用于与另一个会话进行比较的会话。

*oldSessionHandle*   \_In\_\
类型: [XblMultiplayerSessionHandle](/reference/live/xsapi-c/multiplayer_c/handles/xblmultiplayersessionhandle)

用于与另一个会话进行比较的会话。

### 返回值

类型: XblMultiplayerSessionChangeTypes

多人游戏会话的按位或运算变更类型。

## 要求

**头文件:** multiplayer\_c.h

**库:** Microsoft.Xbox.Services.14x.GDK.C.lib

## 另请参阅

[multiplayer\_c](/reference/live/xsapi-c/multiplayer_c/multiplayer_c_members)


## Related topics

- [XblMultiplayerSessionSessionReference](/zh-CN/reference/live/xsapi-c/multiplayer_c/functions/xblmultiplayersessionsessionreference.md)
- [XblMultiplayerSessionTimeOfSession](/zh-CN/reference/live/xsapi-c/multiplayer_c/functions/xblmultiplayersessiontimeofsession.md)
- [XblMultiplayerSessionSessionConstants](/zh-CN/reference/live/xsapi-c/multiplayer_c/functions/xblmultiplayersessionsessionconstants.md)
- [XblMultiplayerSessionSessionProperties](/zh-CN/reference/live/xsapi-c/multiplayer_c/functions/xblmultiplayersessionsessionproperties.md)
- [XblMultiplayerSessionVisibility](/zh-CN/reference/live/xsapi-c/multiplayer_c/enums/xblmultiplayersessionvisibility.md)