在javascript中使用一种localStorage，我似乎无法在任何地方找到它

So I have a save and load function I was working on probably a year ago and cannot find example of saving and loading in this manor. My issue is that I'm not saving and loading these numbers as integers but I can't remember or find what I need to do to make these numbers save/load as integers. Sorry for such a trivial question but this is always a great place to go.So I have a save and load function I was workin