2016-10-28 14:02:55 +08:00
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---
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category: Components
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subtitle: 锚点
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2016-11-18 17:02:57 +08:00
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cols: 2
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2018-11-04 16:20:35 +08:00
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type: 其他
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2016-10-28 14:02:55 +08:00
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title: Anchor
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2020-06-05 13:50:09 +08:00
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cover: https://gw.alipayobjects.com/zos/alicdn/_1-C1JwsC/Anchor.svg
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2016-10-28 14:02:55 +08:00
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---
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2016-11-09 14:22:38 +08:00
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用于跳转到页面指定位置。
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2016-10-28 14:02:55 +08:00
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## 何时使用
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2016-11-03 16:45:13 +08:00
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需要展现当前页面上可供跳转的锚点链接，以及快速在锚点之间跳转。
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2016-10-28 14:02:55 +08:00
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## API
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2016-11-03 16:45:13 +08:00
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### Anchor Props
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2019-07-11 14:14:33 +08:00
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| 成员 | 说明 | 类型 | 默认值 | 版本 |
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| --- | --- | --- | --- | --- |
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| affix | 固定模式 | boolean | true | |
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2020-07-02 17:26:33 +08:00
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| bounds | 锚点区域边界 | number | 5 | |
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2019-11-21 19:58:41 +08:00
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| getContainer | 指定滚动的容器 | () => HTMLElement | () => window | |
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2019-07-11 14:14:33 +08:00
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| offsetTop | 距离窗口顶部达到指定偏移量后触发 | number | | |
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2020-09-14 19:04:36 +08:00
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| showInkInFixed | `affix={false}` 时是否显示小圆点 | boolean | false | |
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2020-07-02 17:26:33 +08:00
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| onClick | `click` 事件的 handler | function(e: Event, link: Object) | - | |
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2019-11-21 19:58:41 +08:00
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| getCurrentAnchor | 自定义高亮的锚点 | () => string | - | |
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2020-06-17 23:18:14 +08:00
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| targetOffset | 锚点滚动偏移量，默认与 offsetTop 相同，[例子](#components-anchor-demo-targetOffset) | number | - | |
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2020-07-02 17:26:33 +08:00
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| onChange | 监听锚点链接改变 | (currentActiveLink: string) => void | - | |
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2016-11-07 11:04:36 +08:00
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### Link Props
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2016-10-28 14:02:55 +08:00
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2020-10-09 10:08:52 +08:00
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| 成员 | 说明 | 类型 | 默认值 | 版本 |
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| ------ | -------------------------------- | --------- | ------ | ---- |
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| href | 锚点链接 | string | - | |
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| title | 文字内容 | ReactNode | - | |
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| target | 该属性指定在何处显示链接的资源。 | string | - | |
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