odin-default-js-exercises/05_sumAll/sumAll.js

16 lines
328 B
JavaScript

const sumAll = function(st,end) {
if (typeof(st)!== 'number' || typeof(end) !== 'number' || st < 0 || end < 0)
return 'ERROR';
let sum = 0;
for (let i = Math.min(st,end); i <= Math.max(st,end); i++)
{
sum += i;
}
return sum;
};
// Do not edit below this line
module.exports = sumAll;