Recursive and Linear Recursive created by Premith - https://repl.it/@Premith/Recursive-and-Linear-Recursive

Recursive and Linear Recursive.js

const factorial = n => (n === 0 ? 1 : n * factorial(n - 1));

const factorial_iter = n => fact_iter(1, 1, n);

const fact_iter = (product, counter, max) => {
  return counter > max
    ? product
    : fact_iter(counter * product, counter + 1, max);
};


factorial(6);

factorial_iter(5);