ant-design/components/input/demo/presuffix.md
2019-05-07 14:57:32 +08:00

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---
order: 8
title:
zh-CN: 前缀和后缀
en-US: prefix and suffix
---
## zh-CN
在输入框上添加前缀或后缀图标。
## en-US
Add prefix or suffix icons inside input.
```jsx
import { Input, Tooltip, Icon } from 'antd';
ReactDOM.render(
<Input
placeholder="Enter your username"
prefix={<Icon type="user" style={{ color: 'rgba(0,0,0,.25)' }} />}
suffix={
<Tooltip title="Extra information">
<Icon type="info-circle" style={{ color: 'rgba(0,0,0,.45)' }} />
</Tooltip>
}
/>,
mountNode,
);
```