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Creating Five Impactful Applications with ReactJS

Use localStorage

Explore how to implement localStorage in a React ToDo List app to save and retrieve tasks. Learn to use useEffect and useState hooks for managing persistent state and data retrieval, enabling users to refresh the page without losing their task list.

We'll cover the following...

Set the items

We must save the item each time the status of our toDoList changes (by adding new items or deleting old ones). We have useEffect in React to help us out. It takes two arguments:

  • The function argument is called by using a hook.
  • The dependency argument prevents useEffect from rendering each time. It only allows it to render when there’s a dependency change. In our case, the dependency is toDoList.

The syntax ...