Java.util.ArrayList.add() Method


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Description

The java.util.ArrayList.add(E e) method appends the specified element E to the end of the list.

Declaration

Following is the declaration for java.util.ArrayList.add() method

public boolean add(E e)

Parameters

e − The element to be appended to this list.

Return Value

This method returns true.

Exception

NA

Example

The following example shows the usage of java.util.Arraylist.add(E) method.

Live Demo
package com.tutorialspoint;

import java.util.ArrayList;

public class ArrayListDemo {
   public static void main(String[] args) {

      // create an empty array list with an initial capacity
      ArrayList<Integer> arrlist = new ArrayList<Integer>(5);

      // use add() method to add elements in the list
      arrlist.add(15);
      arrlist.add(20);
      arrlist.add(25);

      // let us print all the elements available in list
      for (Integer number : arrlist) {
         System.out.println("Number = " + number);
      }
   }
}

Let us compile and run the above program, this will produce the following result −

Number = 15
Number = 20
Number = 25

java_util_arraylist.htm

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