---
order: 1
title: 可展开和收起
---

使用 `expandable` 属性，让标签组可以收起，避免过高。

````jsx
import TagSelect from 'ant-design-pro/lib/TagSelect';

const TagExpand = TagSelect.Expand;

function handleFormSubmit(checkedValue) {
  console.log(checkedValue);
}

ReactDOM.render(
  <TagSelect onChange={handleFormSubmit} expandable>
    <TagSelect.Option value="cat1">类目一</TagSelect.Option>
    <TagSelect.Option value="cat2">类目二</TagSelect.Option>
    <TagSelect.Option value="cat3">类目三</TagSelect.Option>
    <TagSelect.Option value="cat4">类目四</TagSelect.Option>
    <TagSelect.Option value="cat5">类目五</TagSelect.Option>
    <TagSelect.Option value="cat6">类目六</TagSelect.Option>
    <TagSelect.Option value="cat7">类目七</TagSelect.Option>
    <TagSelect.Option value="cat8">类目八</TagSelect.Option>
    <TagSelect.Option value="cat9">类目九</TagSelect.Option>
    <TagSelect.Option value="cat10">类目十</TagSelect.Option>
    <TagSelect.Option value="cat11">类目十一</TagSelect.Option>
    <TagSelect.Option value="cat12">类目十二</TagSelect.Option>
  </TagSelect>
, mountNode);
````