What are the differences between mutable and immutable collections in Java?

What are the differences between mutable and immutable collections in Java?

Mutable collections can be changed after creation, while immutable collections cannot be modified once created.

Can you give me examples of each?

Sure! An example of a mutable collection is ArrayList, and an example of an immutable collection is List.of() in Java.

What are the advantages of using immutable collections?

Immutable collections are thread-safe, easier to reason about, and can help prevent accidental changes.

When should I use mutable collections instead?

Use mutable collections when you need to frequently modify the data, like adding or removing elements.