mirror of
https://github.com/ant-design/ant-design.git
synced 2024-12-05 09:49:57 +08:00
84 lines
1.5 KiB
Markdown
84 lines
1.5 KiB
Markdown
---
|
|
order: 7
|
|
title:
|
|
zh-CN: 自定义已选项
|
|
en-US: Custom render
|
|
---
|
|
|
|
## zh-CN
|
|
|
|
例如给最后一项加上邮编链接。
|
|
|
|
## en-US
|
|
|
|
For instance, add an external link after the selected value.
|
|
|
|
```jsx
|
|
import { Cascader } from 'antd';
|
|
|
|
const options = [
|
|
{
|
|
value: 'zhejiang',
|
|
label: 'Zhejiang',
|
|
children: [
|
|
{
|
|
value: 'hangzhou',
|
|
label: 'Hangzhou',
|
|
children: [
|
|
{
|
|
value: 'xihu',
|
|
label: 'West Lake',
|
|
code: 752100,
|
|
},
|
|
],
|
|
},
|
|
],
|
|
},
|
|
{
|
|
value: 'jiangsu',
|
|
label: 'Jiangsu',
|
|
children: [
|
|
{
|
|
value: 'nanjing',
|
|
label: 'Nanjing',
|
|
children: [
|
|
{
|
|
value: 'zhonghuamen',
|
|
label: 'Zhong Hua Men',
|
|
code: 453400,
|
|
},
|
|
],
|
|
},
|
|
],
|
|
},
|
|
];
|
|
|
|
function handleAreaClick(e, label, option) {
|
|
e.stopPropagation();
|
|
console.log('clicked', label, option);
|
|
}
|
|
|
|
const displayRender = (labels, selectedOptions) =>
|
|
labels.map((label, i) => {
|
|
const option = selectedOptions[i];
|
|
if (i === labels.length - 1) {
|
|
return (
|
|
<span key={option.value}>
|
|
{label} (<a onClick={e => handleAreaClick(e, label, option)}>{option.code}</a>)
|
|
</span>
|
|
);
|
|
}
|
|
return <span key={option.value}>{label} / </span>;
|
|
});
|
|
|
|
ReactDOM.render(
|
|
<Cascader
|
|
options={options}
|
|
defaultValue={['zhejiang', 'hangzhou', 'xihu']}
|
|
displayRender={displayRender}
|
|
style={{ width: '100%' }}
|
|
/>,
|
|
mountNode,
|
|
);
|
|
```
|