Why Hashtable does not allow null key and value?

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Tags

  1. #doesn
  2. #multiple
  3. #hashcode
  4. #implement
  5. #values
  6. #value
  7. #successfully
  8. #method
  9. #whereas
  10. #since
  11. #allows
  12. #methods
  13. #hashtable
  14. #object
  15. #these
  16. #objects
  17. #hashmap
  18. #allow
  19. #equals
  20. #retrieve
  21. #store