Program to implement how to check whether an ArrayList contains an element specified in Java.
Output of the program :
package com.hubberspot.arraylist; import java.util.ArrayList; import java.util.List; public class ArrayListContainsDemo { public static void main(String[] args) { // Create a ArrayList object which can store // collection of String objects List< String > stringList = new ArrayList< String >(); // Add few String objects to it stringList.add("Neha"); stringList.add("Abhishek"); stringList.add("Deepali"); stringList.add("Snehal"); stringList.add("Vijay"); stringList.add("Aditya"); // Lets create an String object and check // whether ArrayList created above contains it String name = "Neha"; // In order to check whether ArrayList contains an element // or not we use list's contains(), which // Returns true if this list contains the specified element. if( stringList.contains(name) ) { System.out.println("The list contains the element : " + name); } else { System.out.println("The list does not contains the element : " + name); } name = "Dhwani"; if( stringList.contains(name) ) { System.out.println("The list contains the element : " + name); } else { System.out.println("The list does not contains the element : " + name); } } }
Output of the program :