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docs(Badge): add show-zero tip (#10506)

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neverland 2022-04-15 11:26:53 +08:00 committed by GitHub
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packages/vant/src/badge/README.zh-CN.md
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@ -184,3 +184,17 @@ import type { BadgeProps, BadgePosition } from 'vant';
| --van-badge-dot-color | _var(--van-danger-color)_ | - | | --van-badge-dot-color | _var(--van-danger-color)_ | - |
| --van-badge-dot-size | _8px_ | - | | --van-badge-dot-size | _8px_ | - |
| --van-badge-font-family | _-apple-system-font, Helvetica Neue, Arial, sans-serif_ | - | | --van-badge-font-family | _-apple-system-font, Helvetica Neue, Arial, sans-serif_ | - |
## 常见问题
### 设置 show-zero 属性为 false 不生效？
注意 `show-zero` 属性仅对数字类型的 `0` 有效，对字符串类型的 `'0'` 无效。
```html
<!-- 正确写法，不显示 0 -->
<van-badge :content="0" :show-zero="false" />
<!-- 错误写法，显示 0 -->
<van-badge content="0" :show-zero="false" />
```