ant-design/components/input-number/demo/formatter.md

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---
order: 4
title:
zh-CN: 格式化展示
en-US: Formatter
---
## zh-CN
展示具有具体含义的数据。
## en-US
Display value within it's situation.
````jsx
import { InputNumber } from 'antd';
function onChange(value) {
console.log('changed', value);
}
ReactDOM.render(
<InputNumber formatter={value => `$ ${value}`} defaultValue={100} onChange={onChange} />
, mountNode);
````