mirror of
https://github.com/ant-design/ant-design.git
synced 2024-12-29 03:48:26 +08:00
51 lines
782 B
Markdown
51 lines
782 B
Markdown
---
|
|
order: 0
|
|
title:
|
|
zh-CN: 默认值
|
|
en-US: Default value
|
|
---
|
|
|
|
## zh-CN
|
|
|
|
默认值通过数组的方式指定。
|
|
|
|
## en-US
|
|
|
|
Specifies default value by an array.
|
|
|
|
````jsx
|
|
import { Cascader } from 'antd';
|
|
|
|
const options = [{
|
|
value: 'zhejiang',
|
|
label: '浙江',
|
|
children: [{
|
|
value: 'hangzhou',
|
|
label: '杭州',
|
|
children: [{
|
|
value: 'xihu',
|
|
label: '西湖',
|
|
}],
|
|
}],
|
|
}, {
|
|
value: 'jiangsu',
|
|
label: '江苏',
|
|
children: [{
|
|
value: 'nanjing',
|
|
label: '南京',
|
|
children: [{
|
|
value: 'zhonghuamen',
|
|
label: '中华门',
|
|
}],
|
|
}],
|
|
}];
|
|
|
|
function onChange(value) {
|
|
console.log(value);
|
|
}
|
|
|
|
ReactDOM.render(
|
|
<Cascader defaultValue={['zhejiang', 'hangzhou', 'xihu']} options={options} onChange={onChange} />
|
|
, mountNode);
|
|
````
|