How does localStorage store data?

How does local storage work?

localStorage is a property that allows JavaScript sites and apps to save key-value pairs in a web browser with no expiration date. This means the data stored in the browser will persist even after the browser window is closed.

Is it OK to store data in localStorage?

No. localStorage is accessible by any webpage, and if you have the key, you can change whatever data you want. That being said, if you can devise a way to safely encrypt the keys, it doesn't matter how you transfer the data, if you can contain the data within a closure, then the data is (somewhat) safe.

How does local storage store API data?

Local Storage1localStorage.setItem("key", "value"); Click to setItem.2localStorage.getItem("key", "value"); Click to getItem.3localStorage.key(index); Click to Get Key.4localStorage.length; Click to Get Length.5localStorage.removeItem("key"); Click to Get Remove Item.6localStorage.clear(); Click to Clear LocalStorage.Local Storage API, Storing and Retrieving Simple Data, Arrays ...