odin-default-js-exercises/08_calculator/calculator.js

53 lines
800 B
JavaScript

const add = function (a, b) {
let result = a + b;
return result;
};
const subtract = function (a, b) {
let result = a - b;
return result;
};
const sum = function (array) {
let result = 0;
for (i = 0; i < array.length; i++) {
result += array[i];
}
return result;
};
const multiply = function (array) {
let result = 1;
for (i = 0; i < array.length; i++) {
result *= array[i];
}
return result;
};
const power = function (a, b) {
let result = a ** b;
return result;
};
const factorial = function (val) {
let result = 1;
if (val == 0) {
result = 1;
} else {
for (i = 1; i <= val; i++) {
result *= i;
}
}
return result;
};
// Do not edit below this line
module.exports = {
add,
subtract,
sum,
multiply,
power,
factorial,
};