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51 lines
799 B
Markdown
51 lines
799 B
Markdown
---
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order: 1
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title:
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zh-CN: 默认值
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en-US: Default value
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---
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## zh-CN
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默认值通过数组的方式指定。
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## en-US
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Specifies default value by an array.
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````__react
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import { Cascader } from 'antd';
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const options = [{
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value: 'zhejiang',
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label: 'Zhejiang',
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children: [{
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value: 'hangzhou',
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label: 'Hangzhou',
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children: [{
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value: 'xihu',
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label: 'West Lake',
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}],
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}],
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}, {
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value: 'jiangsu',
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label: 'Jiangsu',
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children: [{
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value: 'nanjing',
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label: 'Nanjing',
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children: [{
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value: 'zhonghuamen',
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label: 'Zhong Hua Men',
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}],
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}],
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}];
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function onChange(value) {
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console.log(value);
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}
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ReactDOM.render(
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<Cascader defaultValue={['zhejiang', 'hangzhou', 'xihu']} options={options} onChange={onChange} />
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, mountNode);
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````
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