✅ The verified answer to this question is available below. Our community-reviewed solutions help you understand the material better.
var arr = (function () {
var index = 0;
var data = [1,2,3,4,5];
var length = data.length;
return {
next: function () {
var element;
return data [index ++]
}
current: function () {
return data [index];
}
}
}) ()