Factorial · Calculate

Gets the factorial of a given number.

Syntax

factorial(a: number): number

a: number - Given number to be evaluated.

number - The resulting number.

Throws an error if the length of arguments is not equal to 1.

import { factorial } from '@princedev/calculate';

Basic usage, getting the factorial of 0 and 1

const result = factorial(0);

result would be 1

const result = factorial(1);

result would be 1

Getting the factorial of any numbers greater than 1

const result = factorial(4);

result would be 24