Мойенн Джаваспир
function ArrayAvg(myArray) {
var i = 0, summ = 0, ArrayLen = myArray.length;
while (i < ArrayLen) {
summ = summ + myArray[i++];
}
return summ / ArrayLen;
}
var myArray = [1, 5, 2, 3, 7];
var a = ArrayAvg(myArray);
console.log(a)
Dead Donkey