ArrayList class:-
1) uses a dynamic array for storing the elements, It extends AbstractList class and implements list
Interface
2) Can contain the duplicate elements
3) maintains insertion order
4) random access because array works at the th index basis
5) manipulation slow because a lot of shifting needs to be occured
Hierarchy of ArrayList class:-
Example of ArrayList:-
1) uses a dynamic array for storing the elements, It extends AbstractList class and implements list
Interface
2) Can contain the duplicate elements
3) maintains insertion order
4) random access because array works at the th index basis
5) manipulation slow because a lot of shifting needs to be occured
Hierarchy of ArrayList class:-
Example of ArrayList:-
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