How do Sets and Maps improve JavaScript performance?
An example of an AI chatbot conversation about JavaScript performance with Sets and Maps.
What are Sets and Maps in JavaScript?
Sets are collections of unique values, while Maps are collections of key-value pairs. Both improve performance.
How do they improve performance compared to arrays?
Sets and Maps offer faster lookups, insertions, and deletions compared to arrays, especially for large datasets.
Can you give an example of when to use a Set over an Array?
Use a Set when you need to store unique values, like a list of user IDs, to avoid duplicates.
What about Maps? When should I use them?
Use Maps when you need to associate keys with values, like storing user preferences based on user IDs.
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