What is a map object?

Related questions

1. What is the difference between map and filter?
2. What do you mean by hashing?
3. What is refs in react?
4. What is the use of hashing?
5. How do you define a map?
6. What is react router?
7. Can a map have duplicate values?
8. What is key in react?
9. Is map a collection?
10. What is a good hash function?

Tags

1. #object
2. #duplicate
3. #function
4. #abstraction
5. #value
6. #cannot
7. #values
8. #models
9. #contain
10. #mathematical