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

22 lines
461 B
JavaScript

const sumAll = function(min, max) {
let temporal;
let message = "ERROR";
let sum = 0;
if(min < 0 || max < 0){
return message;
}else if(typeof min !== "number" || typeof max !== "number"){
return message;
}if(max < min ){
temporal = max;
max = min;
min = temporal;
}
for (let index = min; index < max + 1; index++) {
sum += index;
}
return sum;
};
module.exports = sumAll