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

# XblAchievementRarityCategory

> XblAchievementRarityCategory

# XblAchievementRarityCategory

用于指示成就的稀有度类别的枚举值。

## 语法

```cpp theme={null}
enum class XblAchievementRarityCategory  : uint32_t  
{  
    Unset = 0,  
    Rare = 1,  
    Common = 2  
}  
```

## 常量

| 常量     | 描述                               |
| ------ | -------------------------------- |
| Unset  | 无法计算稀有度（例如尚无人玩过此游戏，分母为 0）。       |
| Rare   | 已解锁此成就的全球用户数量介于 0 - 10.9 之间。     |
| Common | 已解锁此成就的全球用户数量介于 11.0 - 100.0 之间。 |

## 要求

**头文件：** achievements\_c.h

## 另请参阅

[achievements\_c](/reference/live/xsapi-c/achievements_c/achievements_c_members)


## Related topics

- [XblAchievementUnlockEvent](/zh-CN/reference/live/xsapi-c/achievements_c/structs/xblachievementunlockevent.md)
- [XblAchievement](/zh-CN/reference/live/xsapi-c/achievements_c/structs/xblachievement.md)
- [XblAchievementsGetAchievementAsync](/zh-CN/reference/live/xsapi-c/achievements_c/functions/xblachievementsgetachievementasync.md)
- [XblAchievementsGetAchievementResult](/zh-CN/reference/live/xsapi-c/achievements_c/functions/xblachievementsgetachievementresult.md)
- [XblAchievementsResultGetAchievements](/zh-CN/reference/live/xsapi-c/achievements_c/functions/xblachievementsresultgetachievements.md)