Answers for "find factorial number in javascript"

how to find factorial of a number in javascript

function factorial(n) {
  if (n < 0) return;
  if (n < 2) return 1;
  return n * factorial(n - 1);
}

how to make a factorial function in javascript

function factorialize(num) {
  var result = num;
  if (num === 0 || num === 1) 
    return 1; 
  while (num > 1) { 
    num--;
    result *= num;
  }
  return result;
}

javascript factorial of a number

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

// Examples
factorial(2);   // 2
factorial(3);   // 6

JavaScript Find Factorial

// program to find the factorial of a number
function factorial(x) {

    // if number is 0
    if (x === 0) {
        return 1;
    }

    // if number is positive
    else {
        return x * factorial(x - 1);
    }
}
const num = 3;
// calling factorial() if num is non-negative
if (num > 0) {
    let result = factorial(num);
    console.log(`The factorial of ${num} is ${result}`);
}