mirror of
https://github.com/ant-design/ant-design.git
synced 2024-12-19 11:58:41 +08:00
61 lines
939 B
Markdown
61 lines
939 B
Markdown
---
|
|
order: 3
|
|
title:
|
|
zh-CN: 移入展开
|
|
en-US: Hover
|
|
---
|
|
|
|
## zh-CN
|
|
|
|
通过移入展开下级菜单，点击完成选择。
|
|
|
|
## en-US
|
|
|
|
Hover to expand sub menu, click to select option.
|
|
|
|
````jsx
|
|
import { Cascader } from 'antd';
|
|
|
|
const options = [{
|
|
value: 'zhejiang',
|
|
label: 'Zhejiang',
|
|
children: [{
|
|
value: 'hangzhou',
|
|
label: 'Hangzhou',
|
|
children: [{
|
|
value: 'xihu',
|
|
label: 'West Lake',
|
|
}],
|
|
}],
|
|
}, {
|
|
value: 'jiangsu',
|
|
label: 'Jiangsu',
|
|
children: [{
|
|
value: 'nanjing',
|
|
label: 'Nanjing',
|
|
children: [{
|
|
value: 'zhonghuamen',
|
|
label: 'Zhong Hua Men',
|
|
}],
|
|
}],
|
|
}];
|
|
|
|
function onChange(value) {
|
|
console.log(value);
|
|
}
|
|
|
|
// Just show the latest item.
|
|
function displayRender(label) {
|
|
return label[label.length - 1];
|
|
}
|
|
|
|
ReactDOM.render(
|
|
<Cascader
|
|
options={options}
|
|
expandTrigger="hover"
|
|
displayRender={displayRender}
|
|
onChange={onChange}
|
|
/>
|
|
, mountNode);
|
|
````
|