English | 简体中文

npm install react-native-adaptive-utils

import { YourNeed } from "react-native-adaptive-utils";

Such as, import debounce function.

import { debounce } from "react-native-adaptive-utils";

The appointed time（default 500ms ）,trigger many times that execute last once.

debounce(() => {
  console.log(1);
}, 500);

Means if trigger many times in 500ms, execute last once.

The appointed time（default 500ms ）, ignored triggers after first once executed.

throttle(() => {
  console.log(1);
}, 500);

Means execute first once, then if trigger many times in 500ms, ignored.

Generates a random string of a specified length (32 bits by default).

let randomStr = randomString(16);

Above generate '16' length random number.

The integer is displayed in thousands of fractions

let thousandsNum = integerDecimalsFormat(-456123131.12301);

The above num format is' -456,123,131.12301 '

Counts the number of occurrences of a specified character or string in a string

let count = computeSomeCharsCount("ad", "adsfdasf");

The count above is the number of occurrences of 'AD' in 'adsfdasf'

Encapsulated in the rn Promise.all () simulation Promise.allSettled ()

allSettled(['promiseA','promiseB',...])

Returns an array containing the success or failure returns of all Promises

Verify phone no.

let checkPhoneFlag = validPhone(12);

Verify E-mail.

let checkEmailFlag = validEmail(12);

Verify Chinese card no.

let checkCardNoFlag = validCardNo(12);

Character length limit verification

let text = limitStr(str, length);

Image type verification

let isPicture = isImg(target);

Get font size base on width.

let fontSize = dynamicFontSize(12);

Suggest Usage：

const styles = StyleSheet.create({
  container: {
    fontSize: dynamicFontSize(12)
  }
});

Check whether it is iphonex

isIphoneX() ? "..." : "...";

const styles = StyleSheet.create({
  container: {
    height: isIphoneX() ? 15 : 20;
  }
});
### 3.3 getTitleBarHeight

Gets the title bar height based on the current screen.

#### Demo

let height = getTitleBarHeight();

const styles = StyleSheet.create({
  container: {
    height: getTitleBarHeight();
  }
});

• Get image type.
• Determines the upper limit of input characters in the text box.
• Generate UUID.
• RN-allSettled

• Network tool.