ADVERTISEMENT

ADVERTISEMENT

ADVERTISEMENT

Home » Java programs » Java ArrayList programs

Java program to search an element from an ArrayList

In this java program, we are going to learn how to search an element from an ArrayList? To find an element, we use contains() method of ArrayList class.
Submitted by IncludeHelp, on October 21, 2017

Given an ArrayList, and we have to find/search an element from the list using Java program.

ArrayList.contains()

Method is used to check whether an element is exists in the ArrayList or not, this method return "false" if element is not found, and returns "true" if element exists in the ArrayList.

Syntax:

boolean ArrayList.contains(element);

Consider the program

import java.util.ArrayList;

public class SearchAnElement {

	public static void main(String[] args) {
		//ArrayList object 
		ArrayList arrList = new ArrayList();

		//adding elements in the list
		arrList.add("100");
		arrList.add("200");
		arrList.add("300");
		arrList.add("400");
		arrList.add("500");

		//searching element "300"
		boolean isFound = arrList.contains("300");
		if(isFound == false)
			System.out.println("Element is not found in the list");
		else
			System.out.println("Element is found in the list");

	}
}

Output

Element is found in the list




Comments and Discussions

ADVERTISEMENT

ADVERTISEMENT

ADVERTISEMENT

Languages: » C » C++ » C++ STL » Java » Data Structure » C#.Net » Android » Kotlin » SQL
Web Technologies: » PHP » Python » JavaScript » CSS » Ajax » Node.js » Web programming/HTML
Solved programs: » C » C++ » DS » Java » C#
Aptitude que. & ans.: » C » C++ » Java » DBMS
Interview que. & ans.: » C » Embedded C » Java » SEO » HR
CS Subjects: » CS Basics » O.S. » Networks » DBMS » Embedded Systems » Cloud Computing
» Machine learning » CS Organizations » Linux » DOS
More: » Articles » Puzzles » News/Updates

© https://www.includehelp.com some rights reserved.