“HTML5 Storage” It is a simple client side database.
>> Certain browser vendors also refer to it as “Local Storage” or “DOM Storage.”
It’s a way for web pages to store named key/value pairs locally, within the client web browser.-> Like cookies.
Then you can retrieve that data with the same key.
The data is actually stored as a string. If you are storing and retrieving anything other than strings
This data persists even after you:
>> How I can access HTML storage?
From your JavaScript code, with the localStorage object on the global window object.
>> How I can store Item?
localStorage.setItem('key',value);
OR : localStorage['key']=value;
>> How I can get item ?
var data = localStorage.getItem('key'); 
OR : var data = localStorage['key'];