Java list | Arraylist in java

In this blog we will learn Java List and ArrayList in Java. Different Different type of List and Commonly used methods.

Java list | Arraylist in java

List: List is an interface in java that’s implementation is given by ArrayList,LinkedList,Stack and Vector. List extends Collection interface.

Synatx for instantiate the List interface.

List <data-type> list1= new ArrayList();
List <data-type> list2 = new LinkedList();
List <data-type> list3 = new Vector();
List <data-type> list4 = new Stack();

Collection Interface Main Methods:

public boolean add(E e)
public boolean addAll(Collection<? extends E> c)
public boolean remove(Object element)
public boolean removeAll(Collection<?> c)
default boolean removeIf(Predicate<? super E> filter)
public void clear()
public int size()
public Object[] toArray()
default Stream<E> stream()

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