### 徽章指令

```html
<div v-badge></div>
```

- `v-badge="count"`
- `v-badge.overlap="count"`
- `v-badge.dot`

| Value   | Type   | Default | Description      |
| ------- | ------ | ------- | ---------------- |
| `count` | number | `0`     | 徽章中显示的数字 |

> 可显示的最大数：`99`
