![]() Or initialize a linked list of integers: List numbers = new LinkedList() The list syntax should not be a problem for any person.įor example, we want to make an array list of string: List strings = new ArrayList() I’ll explain how to initialize list in Java, syntax, difference between ArrayList and LinkedList and of course I’ll mention few popular interview questions. Let’s take a look deeper at this 2 classes. There are 2 the most popular implementations of Java List: ArrayList and LinkedList. That means if you will add 1, 2, 3 integers to the list, you can access it by 0, 1 and 2 indexes. You can easily add, remove and get elements by index.Ģ main things that you should keep in mind using Lists in Java: List is an interface for an ordered collection of elements in Java.
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