## Getting started

Usage no npm install needed!

<script type="module">
  import reactNativeArenaUtil from '';



Getting started

$ npm install react-native-arena-util --save

Mostly automatic installation

$ react-native link react-native-arena-util

Manual installation


  1. In XCode, in the project navigator, right click LibrariesAdd Files to [your project's name]
  2. Go to node_modulesreact-native-arena-util and add RNArenaUtil.xcodeproj
  3. In XCode, in the project navigator, select your project. Add libRNArenaUtil.a to your project's Build PhasesLink Binary With Libraries
  4. Run your project (Cmd+R)<


  1. Open up android/app/src/main/java/[...]/
  • Add import com.quenice.cardview.RNArenaUtilPackage; to the imports at the top of the file
  • Add new RNArenaUtilPackage() to the list returned by the getPackages() method
  1. Append the following lines to android/settings.gradle:
    include ':react-native-arena-util'
    project(':react-native-arena-util').projectDir = new File(rootProject.projectDir, 	'../node_modules/react-native-arena-util/android')
  2. Insert the following lines inside the dependencies block in android/app/build.gradle:
      compile project(':react-native-arena-util')


import RNArenaUtil from 'react-native-arena-util';

// TODO: What to do with the module?
let uuid = RNArenaUtil.getUUID()

let emailStr = ''
let isEmail =

* url :判断是不是url
* dataISO:判断是不是ISO的日期格式
* number:判断是不是数字(带小数点)
* digits:校验是不是小数
* cardNo:身份证号码
* mobile:手机号码
* phone:电话号码
* zipCode:邮编
* number2point:判断是不是数字最多两位小数
* chineseLetter:是否是中文和字母
* chineseLetterNumber:是否是中午数字字母

3、 引入了Date拓展

// 格式化时间字符串
let dateStr = new Date().format('yyyy-MM-dd')

// 加一天
let date = date.addDays()

// 加一周
let date = date.addWeeks()

// 加一月
let date = date.addMonths()