factoriel JavaScript
function factorial(n) {
if (n < 0) return;
if (n < 2) return 1;
return n * factorial(n - 1);
}
TC5550
function factorial(n) {
if (n < 0) return;
if (n < 2) return 1;
return n * factorial(n - 1);
}const factorialize = num => {
if (num === 0 || num === 1) {
return 1;
}
for (let i = num - 1; i >= 1; i--) {
num *= i;
}
return num;
};function factorial(n) {
return (n + 1) * (n / 2);
}num = 5
factorialn = 1
function factorial() {
for (i = 1; i <= num; i++) {
factorialn *= i
}
}
factorial()
console.log(factorialn) function factorial(n) {
if (n > 1) {
return n * factorial(n - 1);
}
return 1;
}// Simple arrow function solution
var factorial = n => (n <= 0) ? 1: n * factorial(n - 1);