List<String> x = new ArrayList<String>(Arrays.asList("xyz", "abc")); It's a good practice to declare the ArrayList with interface List if you don't have to invoke the specific methods.

Create an ArrayList object called cars that will store strings: import java.util.ArrayList; // import the ArrayList class ArrayList<String> cars = new ArrayList<String>(); // Create an ArrayList object

Feb 1, 2024 · In this article, we will learn to declare an ArrayList with values in Java. It is the easiest and most direct method to add values while declaration. There is a basic way to declare an ArrayList with values is by Adding elements one by one by using the add () method. Syntax: Below is the implementation of Declare an ArrayList with Values in Java:

Mar 12, 2025 · In order to Create an ArrayList, we need to create an object of the ArrayList class. The ArrayList class consists of various constructors which allow the possible creation of the array list. The following are the constructors available in this class: This constructor is …

Apr 7, 2025 · Below are the various methods to initialize an ArrayList in Java. 1. Initialization with add () Syntax: ArrayList<Type> al= new ArrayList<Type> (); al.add (“Geeks”); al.add (“for”); al.add (“Geeks”); Example 1: This example demonstrates how to …

Apr 21, 2023 · In this article, you'll learn how to declare and initialize an ArrayList in Java. You'll see the different in-built methods that can be used to add, access, modify, and remove elements in an ArrayList. Let's get started! The terms "declaration" and "initialization" are commonly associated with data structures.

Apr 1, 2025 · This Tutorial Explains How to Declare, Initialize & Print Java ArrayList with Code Examples. You will also learn about 2D Arraylist & Implementation of ArrayList in Java: Java Collections Framework and the List interface were explained in detail in our previous tutorials.

But don't worry, there is a workaround to declare an ArrayList with values e.g. String, integers, floats, or doubles by using the Arrays.asList () method, which is nothing but a shortcut to convert an Array to ArrayList. This is how you declare an ArrayList of Integer values.

Apr 9, 2025 · Java's ArrayList is a versatile data structure offering dynamic sizing and easy element manipulation. It's essential for developers to handle data collections efficiently. Learn How to Use ArrayList in Java to store, access, and manipulate data with flexible size and user-friendly methods.

Dec 20, 2024 · Import the ArrayList Class. The ArrayList class is part of the java.util package. You must import it to use it in your program. 2. Create an ArrayList. An ArrayList can store elements of any type by using generics. For example: ArrayList<String>: Stores strings. ArrayList<Integer>: Stores integers. Adds an element to the end of the list.