Is it possible to display the memory from localstorage on my website?

Question

I want to show the users how much memory they can use and how much memory they used so far.

For example, something like this:

Answer 1

Yes, it's possible. Its a bit tricky to get a % though:

$('#usageDiv').value(((JSON.stringify(localStorage).length * 2)/1024).toFixed(2)+" KB");

The *2 is because characters in Javascript are UTF16 (2 bytes per char). To get the maximum space, you can basically only "test it". Take a look at how they do it