> ## Documentation Index
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> Use this file to discover all available pages before exploring further.

# 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](https://docs.xbox.com/zh-CN/reference/live/xsapi-c/achievements_c/achievements_c_members.md)


## Related topics

- [achievements_c](https://docs.xbox.com/zh-CN/reference/live/xsapi-c/achievements_c/achievements_c_members.md)
- [XblAchievementUnlockEvent](https://docs.xbox.com/zh-CN/reference/live/xsapi-c/achievements_c/structs/xblachievementunlockevent.md)
- [XblAchievement](https://docs.xbox.com/zh-CN/reference/live/xsapi-c/achievements_c/structs/xblachievement.md)
- [XblAchievementsGetAchievementAsync](https://docs.xbox.com/zh-CN/reference/live/xsapi-c/achievements_c/functions/xblachievementsgetachievementasync.md)
- [XblAchievementsResultGetAchievements](https://docs.xbox.com/zh-CN/reference/live/xsapi-c/achievements_c/functions/xblachievementsresultgetachievements.md)