var arr = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, "test", "test 1", "test2", "hello"];
var object = arr.reduce((res, item, index) => {
res[index] = item;
return res;
}, {});
var v;
for (var prop in object) {
v = object[prop];
}
var keys = Object.keys(object);
var len = keys.length;
for (var x = 0; x < len; x++) {
v = object[keys[x]]
}