find factorial using for loop javascript code example
Example 1: javascript factorial of a number
const factorial = n => n <= 1 ? 1 : n * factorial(n - 1);
// Examples
factorial(2); // 2
factorial(3); // 6
Example 2: factorial in javascript using for loop
function factorialize(num) {
if (num < 0)
return -1;
else if (num == 0)
return 1;
else {
return (num * factorialize(num - 1));
}
}
factorialize(5);