FactorialJS

A JavaScript Library that can calculate factorial numbers

Installation

For Browser

Add this script tag to your HTML code

<script src="https://cdn.jsdelivr.net/npm/@richardliucode/factorial/browser.min.js"></script>

For Node.js

Install cmd

npm install @richardliucode/factorial

Usage

For example, you want to calculate 10!.

For Browser

let input = 10;
let result = getFactorial(input);
console.log(result); //3628800

Node.js

const factorial = require("@richardliucode/factorial");
const input = 10
factorial.calc(input).then(function(result) {
    console.log(result); //3628800
});