278 lines
8.1 KiB
Markdown
278 lines
8.1 KiB
Markdown
# rc-input-number
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Input number control.
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[![NPM version][npm-image]][npm-url]
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[![npm download][download-image]][download-url]
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[![build status][github-actions-image]][github-actions-url]
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[![Codecov][codecov-image]][codecov-url]
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[![bundle size][bundlephobia-image]][bundlephobia-url]
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[![dumi][dumi-image]][dumi-url]
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[npm-image]: http://img.shields.io/npm/v/rc-input-number.svg?style=flat-square
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[npm-url]: http://npmjs.org/package/rc-input-number
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[travis-image]: https://img.shields.io/travis/react-component/input-number/master?style=flat-square
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[travis-url]: https://travis-ci.com/react-component/input-number
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[github-actions-image]: https://github.com/react-component/input-number/workflows/CI/badge.svg
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[github-actions-url]: https://github.com/react-component/input-number/actions
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[codecov-image]: https://img.shields.io/codecov/c/github/react-component/input-number/master.svg?style=flat-square
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[codecov-url]: https://app.codecov.io/gh/react-component/input-number
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[david-url]: https://david-dm.org/react-component/input-number
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[david-image]: https://david-dm.org/react-component/input-number/status.svg?style=flat-square
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[david-dev-url]: https://david-dm.org/react-component/input-number?type=dev
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[david-dev-image]: https://david-dm.org/react-component/input-number/dev-status.svg?style=flat-square
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[download-image]: https://img.shields.io/npm/dm/rc-input-number.svg?style=flat-square
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[download-url]: https://npmjs.org/package/rc-input-number
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[bundlephobia-url]: https://bundlephobia.com/package/rc-input-number
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[bundlephobia-image]: https://badgen.net/bundlephobia/minzip/rc-input-number
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[dumi-url]: https://github.com/umijs/dumi
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[dumi-image]: https://img.shields.io/badge/docs%20by-dumi-blue?style=flat-square
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## Screenshots
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<img src="https://user-images.githubusercontent.com/507615/83162463-61414a80-a13c-11ea-9420-971f8697d490.png" width="288"/>
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## Install
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[](https://npmjs.org/package/rc-input-number)
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## Usage
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```js
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import InputNumber from 'rc-input-number';
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export default () => <InputNumber defaultValue={10} />;
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```
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## Development
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```
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npm install
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npm start
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```
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## Example
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http://127.0.0.1:8000/examples/
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online example: https://input-number.vercel.app/
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## API
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### props
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<table class="table table-bordered table-striped">
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<thead>
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<tr>
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<th style="width: 100px;">name</th>
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<th style="width: 50px;">type</th>
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<th style="width: 50px;">default</th>
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<th>description</th>
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</tr>
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</thead>
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<tbody>
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<tr>
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<td>prefixCls</td>
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<td>string</td>
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<td>rc-input-number</td>
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<td>Specifies the class prefix</td>
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</tr>
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<tr>
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<td>min</td>
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<td>Number</td>
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<td></td>
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<td>Specifies the minimum value</td>
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</tr>
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<tr>
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<td>onClick</td>
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<td></td>
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<td></td>
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<td></td>
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</tr>
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<tr>
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<td>placeholder</td>
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<td>string</td>
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<td></td>
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<td></td>
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</tr>
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<tr>
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<td>max</td>
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<td>Number</td>
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<td></td>
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<td>Specifies the maximum value</td>
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</tr>
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<tr>
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<td>step</td>
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<td>Number or String</td>
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<td>1</td>
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<td>Specifies the legal number intervals</td>
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</tr>
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<tr>
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<td>precision</td>
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<td>Number</td>
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<td></td>
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<td>Specifies the precision length of value</td>
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</tr>
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<tr>
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<td>disabled</td>
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<td>Boolean</td>
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<td>false</td>
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<td>Specifies that an InputNumber should be disabled</td>
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</tr>
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<tr>
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<td>required</td>
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<td>Boolean</td>
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<td>false</td>
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<td>Specifies that an InputNumber is required</td>
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</tr>
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<tr>
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<td>autoFocus</td>
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<td>Boolean</td>
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<td>false</td>
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<td>Specifies that an InputNumber should automatically get focus when the page loads</td>
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</tr>
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<tr>
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<td>readOnly</td>
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<td>Boolean</td>
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<td>false</td>
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<td>Specifies that an InputNumber is read only </td>
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</tr>
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<tr>
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<td>controls</td>
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<td>Boolean</td>
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<td>true</td>
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<td>Whether to enable the control buttons</td>
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</tr>
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<tr>
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<td>name</td>
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<td>String</td>
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<td></td>
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<td>Specifies the name of an InputNumber</td>
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</tr>
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<tr>
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<td>id</td>
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<td>String</td>
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<td></td>
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<td>Specifies the id of an InputNumber</td>
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</tr>
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<tr>
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<td>value</td>
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<td>Number</td>
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<td></td>
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<td>Specifies the value of an InputNumber</td>
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</tr>
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<tr>
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<td>defaultValue</td>
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<td>Number</td>
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<td></td>
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<td>Specifies the defaultValue of an InputNumber</td>
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</tr>
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<tr>
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<td>onChange</td>
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<td>Function</td>
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<td></td>
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<td>Called when value of an InputNumber changed</td>
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</tr>
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<tr>
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<td>onBlur</td>
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<td>Function</td>
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<td></td>
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<td>Called when user leaves an input field</td>
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</tr>
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<tr>
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<td>onPressEnter</td>
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<td>Function</td>
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<td></td>
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<td>The callback function that is triggered when Enter key is pressed.</td>
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</tr>
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<tr>
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<td>onFocus</td>
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<td>Function</td>
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<td></td>
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<td>Called when an element gets focus</td>
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</tr>
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<tr>
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<td>style</td>
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<td>Object</td>
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<td></td>
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<td>root style. such as {width:100}</td>
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</tr>
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<tr>
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<td>upHandler</td>
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<td>React.Node</td>
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<td></td>
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<td>custom the up step element</td>
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</tr>
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<tr>
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<td>downHandler</td>
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<td>React.Node</td>
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<td></td>
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<td>custom the down step element</td>
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</tr>
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<tr>
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<td>formatter</td>
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<td>(value: number|string): displayValue: string</td>
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<td></td>
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<td>Specifies the format of the value presented</td>
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</tr>
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<tr>
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<td>parser</td>
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<td>(displayValue: string) => value: number</td>
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<td>`input => input.replace(/[^\w\.-]*/g, '')`</td>
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<td>Specifies the value extracted from formatter</td>
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</tr>
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<tr>
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<td>pattern</td>
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<td>string</td>
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<td></td>
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<td>Specifies a regex pattern to be added to the input number element - useful for forcing iOS to open the number pad instead of the normal keyboard (supply a regex of "\d*" to do this) or form validation</td>
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</tr>
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<tr>
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<td>decimalSeparator</td>
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<td>string</td>
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<td></td>
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<td>Specifies the decimal separator</td>
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</tr>
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<tr>
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<td>inputMode</td>
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<td>string</td>
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<td></td>
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<td>Specifies the inputmode of input</td>
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</tr>
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<tr>
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<td>wheel</td>
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<td>Boolean</td>
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<td>true</td>
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<td>Allows changing value with mouse wheel</td>
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</tr>
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</tbody>
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</table>
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## Keyboard Navigation
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* When you hit the <kbd>⬆</kbd> or <kbd>⬇</kbd> key, the input value will be increased or decreased by `step`
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* With the <kbd>Shift</kbd> key (<kbd>Shift+⬆</kbd>, <kbd>Shift+⬇</kbd>), the input value will be changed by `10 * step`
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* With the <kbd>Ctrl</kbd> or <kbd>⌘</kbd> key (<kbd>Ctrl+⬆</kbd> or <kbd>⌘+⬆</kbd> or <kbd>Ctrl+⬇</kbd> or <kbd>⌘+⬇</kbd> ), the input value will be changed by `0.1 * step`
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## Mouse Wheel
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* When you scroll up or down, the input value will be increased or decreased by `step`
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* Scrolling with the <kbd>Shift</kbd> key, the input value will be changed by `10 * step`
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## Test Case
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```
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npm test
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npm run chrome-test
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```
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## Coverage
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```
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npm run coverage
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```
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open coverage/ dir
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## License
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rc-input-number is released under the MIT license.
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