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4 changes: 4 additions & 0 deletions src/content/docs/zh-cn/core-concepts/astro-components.mdx
Original file line number Diff line number Diff line change
Expand Up @@ -250,6 +250,10 @@ import Wrapper from '../components/Wrapper.astro';
命名插槽页可以传递给 [UI 框架组件](/zh-cn/core-concepts/framework-components/) 的信息。
:::

:::note
Astro 的插槽名称不能动态生成,例如在一个 map 函数中。如果 UI 框架组件中需要这个功能,最好在框架本身中生成这些动态插槽。
:::

### 插槽回退内容

插槽还可以渲染**回退内容**。当没有匹配的子元素传递给插槽时,`<slot />` 元素将呈现其自己的占位符子元素。
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