What are immutable arrays and how do they work?

What are immutable arrays and how do they work?

Immutable arrays are arrays that cannot be modified after they are created. This means you cannot change, add, or remove elements.

Why would I want to use immutable arrays instead of regular arrays?

Using immutable arrays can help prevent bugs in your code, as they ensure that data remains consistent and unchanged throughout its lifecycle.

Can you give me an example of how to create an immutable array in JavaScript?

Sure! In JavaScript, you can create an immutable array using the Object.freeze() method. For example: const arr = Object.freeze([1, 2, 3]);.

What happens if I try to modify an immutable array?

If you try to modify an immutable array, it will not throw an error, but the original array will remain unchanged.