Today I will explain about localStorage in JS which is used to store data from our web page in the user's browsers.
LocalStorage is a powerful feature in web development that lets us store data persistently in the user's browser. It's especially useful for frontend projects where we want to remember user preferences, save form inputs, or cache data without needing a backend.
In order to use LocalStorage we can follow the below steps:
//Save data
localStorage.setItem('username', 'Ranjani');
// Retrieve data
const name = localStorage.getItem('username'); // "Ranjani"
//Remove a specific item
localStorage.removeItem('username');
// Clear all data
localStorage.clear();
We can use Local Storage in the following situations:
- Saving theme preferences (light/dark mode)
- Storing form data temporarily
- Caching API responses for faster reloads
- Keeping user settings across sessions
- Building offline-friendly experiences
That's all for today...see you all in the next post!
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