wlin-toolkit

wlin-toolkit is a npm package written in Rust and compiled to WebAssembly (Wasm). It provides high-performance data structure manipulation functions that seamlessly integrate with JavaScript/TypeScript applications.

Installation

You can install this package via npm:

npm install wlin-toolkit

Usage

Replace undefined with null

import { replaceUndefinedWithNull } from "wlin-toolkit";

// Replace undefined with null in different data structures
const array = [1, undefined, 2, undefined, 3];
console.log(replaceUndefinedWithNull(array)); // Output: [1, null, 2, null, 3]

const object = { a: 1, b: undefined, c: 3 };
console.log(replaceUndefinedWithNull(object)); // Output: { a: 1, b: null, c: 3 }

const nestedData = {
  a: 1,
  b: undefined,
  c: [1, undefined, 3],
  d: { e: undefined, f: 2 }
};
console.log(replaceUndefinedWithNull(nestedData));
// Output: { a: 1, b: null, c: [1, null, 3], d: { e: null, f: 2 } }

Convert numbers to Chinese uppercase format

import { digitUppercase } from "wlin-toolkit";

// Convert numbers to Chinese uppercase monetary format
console.log(digitUppercase(123.45)); // Output: "壹佰贰拾叁元肆角伍分"
console.log(digitUppercase(0));      // Output: "零元整"
console.log(digitUppercase(100));    // Output: "壹佰元整"
console.log(digitUppercase(10011));  // Output: "壹万零壹拾壹元整"
console.log(digitUppercase(1002222206.23));  // Output: "壹拾亿零贰佰贰拾贰万贰仟贰佰零陆元贰角叁分"

// Negative numbers and invalid inputs will throw an error

License

This project is licensed under the MIT License - see the LICENSE file for details.