What are the advantages of using maps in JavaScript?

What are the advantages of using maps in JavaScript?

Maps in JavaScript offer several advantages, such as maintaining the order of elements, allowing any type of key, and providing efficient key-value pair management.

Can you explain how maps differ from objects?

Certainly! Unlike objects, maps can have keys of any type, not just strings or symbols. They also maintain the insertion order of elements.

Are there any performance benefits to using maps?

Yes, maps generally provide better performance for frequent additions and removals of key-value pairs compared to objects.

What are some common use cases for maps?

Common use cases include storing unique values, implementing caches, and managing relationships between data.

Can I iterate over a map? How?

Yes, you can iterate over a map using methods like forEach, or by using a for...of loop with map.entries().