What are the main difference between Array and Arraylist

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What are the main difference between Array and Arraylist
Question Posted on 25 Feb 2020

Home >> Java >> Java Questions >> What are the main difference between Array and Arraylist

What are the main difference between Array and Arraylist
Below are the five main difference between Array and Arraylist
(1)In array we need to define the size at the time of declaration and on another hand we can change the size dynamically.
(2)Arrays can contains both primitive data types as well as objects on the other hand Arraylist can have only objects and not allowed any primitive data types.
(3)Arrays are not type parameterized on the other hand Arraylists are type
(4)When we need to add data in array we must specifiy the index on ther hand we donot need and index in arraylist
(5)In array we cannot insert values of different data types on another hand we can store different data types in arraylist.

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