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---
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category: Components
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subtitle: 文字提示
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type: Data Display
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title: Tooltip
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---
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简单的文字提示气泡框。
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## 何时使用
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鼠标移入则显示提示，移出消失，气泡浮层不承载复杂文本和操作。
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可用来代替系统默认的 `title` 提示，提供一个`按钮/文字/操作`的文案解释。
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## API
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| 参数 | 说明 | 类型 | 默认值 |
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|-----------|------------------------------------------|------------|--------|
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| placement | 气泡框位置，可选 `top` `left` `right` `bottom` `topLeft` `topRight` `bottomLeft` `bottomRight` `leftTop` `leftBottom` `rightTop` `rightBottom` | string | top |
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| title | 提示文字 | string/React.Element | 无 |
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| getTooltipContainer | 浮层渲染父节点。默认渲染到 body 上 | Function(triggerNode) | () => document.body |
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| arrowPointAtCenter | 箭头是否指向目标元素中心，`antd@1.11+` 支持 | Boolean | `false` |
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更多 API 可参考：https://github.com/react-component/tooltip
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