Add & Get From Local Storage

The video tutorial explains how to persist data in a web application using local storage. It covers setting up a storage controller with an immediately invoked function expression (IIFE), storing items in local storage using JSON.stringify, and retrieving them with JSON.parse. The tutorial also demonstrates how to update and delete items in local storage, ensuring changes are reflected in the user interface. The importance of handling data persistence to maintain application state across sessions is emphasized.

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