@santi100/product-series v0.0.1

Santi's Powerful Product Series Library

• 📘 Comes with built-in TypeScript definitions
• 🚀 Lightweight and fast
• 👴 Compliant with ECMAScript 3

API

• function product(arr: number[]): number;

  Product of the numbers in an array.

  Name	Type	Description	Optional?
  arr	number[]	An array of numbers.	No

  Returns the product of all numbers in the array.

• function product(fn: (n: number) => number, start: number, end: number): number;

  Product of numbers in start, end.

  Name	Type	Description	Optional?
  fn	(n: number) => number	A math function to process every number in the range.	No
  start	number	Inclusive start of the range.	No
  end	number	Inclusive end of the range.	No

  Returns the product of start, end with a step of step.

Usage

import product from '@santi100/product-series'; // ESM
const product = require('@santi100/product-series'); // CJS

// Example 1: Product of numbers in an array
const arr = [1, 2, 3, 4, 5];
const result1 = product(arr);
console.log(result1); // Output: 120

// Example 2: Product of numbers in a range
const fn = (n: number) => n ** 2;
const start = 1;
const end = 5;
const result2 = product(fn, start, end);
console.log(result2); // Output: 14400