How To Return List Integer In Java

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WEB Feb 2 2024 nbsp 0183 32 import java util ArrayList import java util List You need to import List from java util public class ClassA public static void main String args ClassB m1 new ClassB List lt Integer gt listInClassA m1 myNumbers Use List lt Integer gt instead of raw List System out println quot The List is quot listInClassA public class Jun 14, 2019 · List<Integer> listNumbers = List.of(1, 2, 3, 4, 5, 6); Note that the List collection returned by the List.of() factory method is immutable - meaning that you can’t add more elements to it. Since Java 10, you can shorten the declaration of a List collection by using the var reserved word like this: var employees = new ArrayList<Employee>();

How To Return List Integer In JavaOct 8, 2016 · if you want to return a List, you can set the return value to List<Integer> and return the values as follows: return Arrays.asList(u1, u2, u3, u4); Note that Arrays.asList returns an immutable List, so you can't add or remove values from it. WEB Jan 27 2012 nbsp 0183 32 public ArrayList thisReturnsAnArrList ArrayList list return list list is of the type ArrayList However you can be more lenient and have a method return a List Since multiple classes inherit from List i e ArrayList and LinkedList you can return any value that extends List