get-hcf

A lightweight utility to calculate the Highest Common Factor (HCF), also known as the Greatest Common Divisor (GCD), of two integers.

Installation

npm install get-hcf

or with Yarn:

yarn add get-hcf

Usage

const getHCF = require('get-hcf');

getHCF(40, 48); // 8
getHCF(12, 18); // 6
getHCF(7, 13);  // 1

API

getHCF(a, b)

| Parameter | Type | Description | | --------- | -------- | ------------------------ | | a | number | A positive integer | | b | number | A positive integer |

Returns: number — the highest common factor of a and b.

Testing

Tests use Node's built-in assert module and require no extra dependencies.

npm test

License

ISC