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12. 9 key interfaces of Collection framework viii SortedMap ix NavigableMap?

 

 

 

previous homenext


SortedMap:

1. It is the child interface of map.
2. If we want to represent a group of key value pairs according to some sorting order of keys then we should go for SortedMap.

NavigableMap:

1.It is the child interface of sorted map, it defines several utility methods for navigation purpost.