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---
order: 12
debug: true
title:
zh-CN: 后缀图标
en-US: Suffix
---
## zh-CN
最简单的用法。
## en-US
The most basic usage.
```jsx
use ant design icons 4.0 (#18217) * feat: use @ant-design/icons@4.0 * feat: use createFromIconfontCN to make site works * feat: update doc for Icon * feat: use icon in component Alert * feat: use icon in component Avatar * feat: use icon in component Breadcrumb * feat: use icon in component Button * feat: use icon in component Cascader * feat: use icon in component Collapse * feat: use icon in component Datepicker * feat: use icon in component Dropdown * feat: use icon in component Form * feat: use icon in component Input * feat: use icon in component InputNumber * feat: use icon in component Layout * feat: use icon in component Mention * feat: use icon in component Message * feat: use icon in component Modal * feat: use icon in component Notification * feat: use icon in component PageHeader * feat: use icon in component Pagination * feat: use icon in component Popconfirm * feat: use icon in component Progress * feat: use icon in component Rate * feat: use icon in component Result * feat: use icon in component Select * feat: use icon in component Step * feat: use icon in component Switch * feat: use icon in component Table * feat: use icon in component Tab * feat: use icon in component Tag * feat: handle rest component which using Icon * fix: remove unused vars * feat: use latest alpha ant design icons * fix: failed test in uploadlist.test.js * test: update snapshot for icons * doc: add Icon for site * doc: use @ant-design/icons in site * chore: use latest icons * fix: tslint issue * fix: test cases * fix: types for react * fix: lint rules for import orders * fix: use @ant-design/icons@4.0.0-alpha.5 to avoid insert css in server render * fix: eslint error in demo/**.md * inject antd icons * update snapshot * fix site * doc: update docs * fix: code snippets icon in site * feat: use latest @ant-design/icons * fix: icon props in message
5 years ago
import { TreeSelect } from 'antd';
import { Smile } from '@ant-design/icons';
const { TreeNode } = TreeSelect;
use ant design icons 4.0 (#18217) * feat: use @ant-design/icons@4.0 * feat: use createFromIconfontCN to make site works * feat: update doc for Icon * feat: use icon in component Alert * feat: use icon in component Avatar * feat: use icon in component Breadcrumb * feat: use icon in component Button * feat: use icon in component Cascader * feat: use icon in component Collapse * feat: use icon in component Datepicker * feat: use icon in component Dropdown * feat: use icon in component Form * feat: use icon in component Input * feat: use icon in component InputNumber * feat: use icon in component Layout * feat: use icon in component Mention * feat: use icon in component Message * feat: use icon in component Modal * feat: use icon in component Notification * feat: use icon in component PageHeader * feat: use icon in component Pagination * feat: use icon in component Popconfirm * feat: use icon in component Progress * feat: use icon in component Rate * feat: use icon in component Result * feat: use icon in component Select * feat: use icon in component Step * feat: use icon in component Switch * feat: use icon in component Table * feat: use icon in component Tab * feat: use icon in component Tag * feat: handle rest component which using Icon * fix: remove unused vars * feat: use latest alpha ant design icons * fix: failed test in uploadlist.test.js * test: update snapshot for icons * doc: add Icon for site * doc: use @ant-design/icons in site * chore: use latest icons * fix: tslint issue * fix: test cases * fix: types for react * fix: lint rules for import orders * fix: use @ant-design/icons@4.0.0-alpha.5 to avoid insert css in server render * fix: eslint error in demo/**.md * inject antd icons * update snapshot * fix site * doc: update docs * fix: code snippets icon in site * feat: use latest @ant-design/icons * fix: icon props in message
5 years ago
const icon = <Smile />;
class Demo extends React.Component {
state = {
value: undefined,
};
onChange = value => {
console.log(value);
this.setState({ value });
};
render() {
return (
<TreeSelect
showSearch
suffixIcon={icon}
style={{ width: '100%' }}
value={this.state.value}
dropdownStyle={{ maxHeight: 400, overflow: 'auto' }}
placeholder="Please select"
allowClear
treeDefaultExpandAll
onChange={this.onChange}
>
<TreeNode value="parent 1" title="parent 1" key="0-1">
<TreeNode value="parent 1-0" title="parent 1-0" key="0-1-1">
<TreeNode value="leaf1" title="my leaf" key="random" />
<TreeNode value="leaf2" title="your leaf" key="random1" />
</TreeNode>
<TreeNode value="parent 1-1" title="parent 1-1" key="random2">
<TreeNode value="sss" title={<b style={{ color: '#08c' }}>sss</b>} key="random3" />
</TreeNode>
</TreeNode>
</TreeSelect>
);
}
}
ReactDOM.render(<Demo />, mountNode);
```