In the following example, the method returns an array of integer type. In the following example, method returns an array of object type. Reserve String without reverse() function, How to Convert Char Array to String in Java, How to Run Java Program in CMD Using Notepad, How to Take Multiple String Input in Java Using Scanner, How to Remove Last Character from String in Java, Java Program to Find Sum of Natural Numbers, Java Program to Display Alternate Prime Numbers, Java Program to Find Square Root of a Number Without sqrt Method, Java Program to Swap Two Numbers Using Bitwise Operator, Java Program to Break Integer into Digits, Java Program to Find Largest of Three Numbers, Java Program to Calculate Area and Circumference of Circle, Java Program to Check if a Number is Positive or Negative, Java Program to Find Smallest of Three Numbers Using Ternary Operator, Java Program to Check if a Given Number is Perfect Square, Java Program to Display Even Numbers From 1 to 100, Java Program to Display Odd Numbers From 1 to 100, Java Program to Read Number from Standard Input, Which Package is Imported by Default in Java, Could Not Find or Load Main Class in Java, How to Convert String to JSON Object in Java, How to Get Value from JSON Object in Java Example, How to Split a String in Java with Delimiter, Why non-static variable cannot be referenced from a static context in Java, Java Developer Roles and Responsibilities, How to avoid null pointer exception in Java, Java constructor returns a value, but what, Different Ways to Print Exception Message in Java, How to Create Test Cases for Exceptions in Java, How to Convert JSON Array to ArrayList in Java, How to take Character Input in Java using BufferedReader Class. toArray () method returns an array containing all of the elements in the list in proper sequence (from first to last element). Note that when you say ‘array of objects’, it is not the object itself that is stored in the array but the references of the object. 7.5 Returning Array from Methods. For instance, if Java knows that the base type Type takes 32 bytes, and you want an array of size 5, it needs to internally allocate 32 * 5 = 160 bytes. Java Arrays. Java arrays can store a list of values of the same data type. Arrays are used to store multiple values in a single variable, instead of declaring separate variables for each value. Java ArrayList. The JVM doesn’t know the desired object type, so toArray() method returns an Object[]. In the below program, we passed an Array inside the method reverseArray() then we reversed an array and returned it using the return keyword and after that, it is assigned to the original array. While elements can be added and removed from an ArrayList whenever you … All rights reserved. Once that is done, we convert the ArrayList back to the array. import java.util.Arrays; import java.util.Scanner; public class ReturningAnArray { public int[] createArray() { Scanner sc = new Scanner(System.in); System.out.println("Enter the size of the array that is to be created:: "); int size = sc.nextInt(); int[] myArray = new int[size]; System.out.println("Enter the elements of the array ::"); for(int i=0; i

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