![]() ![]() When a new API introduced, there will be changes in the methods. Java was introduced with a new collection of API in Java 2.0 to provide uniform structured classes. ArrayList(int capacity): It helps in constructing an empty list.īelow are the most commonly used methods:.ArrayList(Collection c): It helps in building a list of constructive elements in a pre-specified collection. ![]() ArrayList( ): It helps in building the empty array list.We should remember that while creating arrays, they are of fixed length once these are created, we cannot do any modifications. The main important thing is it uses a dynamic array for storing the elements. ![]() Java ArrayList is one of the simplest and most used data structures in the Java API library’s implementation classes.
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