To create an Empty ArrayList in Java, you can use new keyword and ArrayList constructor with no arguments passed to it. Following is the syntax to create an empty ArrayList. Copy

Dec 14, 2021 · Method 1: Using clear() method as the clear() method of ArrayList in Java is used to remove all the elements from an ArrayList. The ArrayList will be completely empty after this …

Mar 29, 2011 · Hence, you can use the following statement to create an empty list: var list = List.of() // since Java 10, use the var keyword, List.of() was introduced in Java 9. Since Java 9: …

For example, to add elements to the list, use the add() method: cars.add("Volvo"); . cars.add("BMW"); . cars.add("Ford"); . cars.add("Mazda"); System.out.println(cars); } } You …

Apr 1, 2025 · The ArrayList class in Java provides the following constructor methods to create the ArrayList. Method #1: ArrayList() This method uses the default constructor of the ArrayList …

May 3, 2024 · ArrayList is a commonly used implementation of the List interface in Java. To create an empty ArrayList, follow these simple steps: By declaring a variable of type List and …

Aug 4, 2023 · We initialize an empty ArrayList (with the default initial capacity of 10) using the no-argument constructor and add elements to the list using add () method. Optionally, the …

Jul 10, 2016 · To represent an Empty List in Java (an ArrayList is a List), we use java.util.Collections.emptyList(). So you could use something like this: Foo foo = new …

Mar 7, 2025 · In this tutorial, we’ll explore different ways to initialize a Java ArrayList with all values null or zero. We can also play with the initializations as we like and initialize the lists …

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"); …