ant-design/components/cascader/demo/default-value.md
2016-09-10 18:23:24 +08:00

51 lines
795 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: '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);
}
ReactDOM.render(
<Cascader defaultValue={['zhejiang', 'hangzhou', 'xihu']} options={options} onChange={onChange} />
, mountNode);
````