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33 lines
1.6 KiB
33 lines
1.6 KiB
6 years ago
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## Cascader
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### Cascader props
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| 属性 | 说明 | required | 类型 | 默认值 |
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| :----| :------| :--------| :---:| :------|
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| options | 可选项数据源，键名可通过 props 属性配置, 配置选项: { value, label, html, children, disabled } | Required | Array | - |
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| prop | N/A | Optional | Object | {...} |
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| value | 选中项绑定值 `v-model` | Optional | Array | {...} |
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| separator | N/A | Optional | String | / |
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| placeholder | N/A | Optional | String | 请选择 ... |
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| disabled | N/A | Optional | Any | - |
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| clearable | 是否支持清空选项 | Optional | Any | - |
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| change-on-select | 是否允许选择任意一级的选项 | Optional | Any | - |
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| popper-class | 自定义浮层类名 | Optional | Any | - |
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| expand-trigger | 次级菜单的展开方式 [ click / hover ] | Optional | String | click |
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| filterable | 是否可搜索选项 | Optional | Any | - |
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| no-data-text | 无数据提示 | Optional | String | 暂无数据 |
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| no-match-text | 搜索无结果提示 | Optional | String | 搜索无结果 |
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| multiple | 是否多选 | Optional | Boolean | false |
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| placement | 弹出位置 | Optional | String | bottom-start |
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| distance | 与参考元素距离，单位为 px | Optional | Number | 1 |
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| append-to-body | 弹出层是否插入 body | Optional | Boolean | false |
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| position-fixed | 弹出层是否 fixed 定位 | Boolean | — | false |
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| viewport | 弹出层是否基于 viewport 定位 | Boolean | — | false |
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| popper-options | Popper.js 的可选项 | Optional | Object | — |
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### Cascader events
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- `on-change` Fired when the selected value is changed.
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---
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