factorial calculator javascirpt code example

Example 1: factorial javascript

// Simple arrow function solution
var factorial = n => (n <= 0) ? 1: n * factorial(n - 1);

Example 2: factorial javascript

num = 5
factorialn = 1
function factorial() {
    for (i = 1; i <= num; i++) {
        factorialn *= i
    }
}
factorial()
console.log(factorialn)