---
order: 3
title:
zh-CN: 小数
en-US: Decimals
## zh-CN
和原生的数字输入框一样，value 的精度由 step 的小数位数决定。
## en-US
A numeric-only input box whose values can be increased or decreased using a decimal step. The number of decimals (also known as precision) is determined by the step prop.
````jsx
import { InputNumber } from 'antd';
function onChange(value) {
console.log('changed', value);
}
ReactDOM.render(
<InputNumber min={1} max={10} step={0.1} onChange={onChange} />
, mountNode);
````
