Can Java function return two values?

You can return only one value in Java. If needed you can return multiple values using array or an object.

Can a function return two values?

No, you can not have two returns in a function, the first return will exit the function you will need to create an object.

How can I return multiple values from a different function in Java?

5 ways to return multiple values from a method in Java

  1. Using a POJO class instance. This is the most commonly used method to return multiple values from a method in Java. …
  2. Using javafx. util. …
  3. Return an array of specific type or an object array. …
  4. Return a Collection.

How can I return two data types in Java?

Java doesn’t support multi-value returns but returning multiple values with different datatype in Java is possible via creating a class. In above case Test and encapsulating encapsulating all returned types into that class in above case a double and an integer value is to be returned.

How can I return two values?

We can use following solutions to return multiple values.

  1. If all returned elements are of same type.
  2. If returned elements are of different types.
  3. Using Pair (If there are only two returned values) We can use Pair in Java to return two values.
  4. If there are more than two returned values. …
  5. Returning list of Object Class.
IMPORTANT:  Question: How do I enable binary logging in MySQL RDS?

Can a function return multiple values justify giving example?

Return multiple values using commas

In Python, you can return multiple values by simply return them separated by commas. As an example, define a function that returns a string and a number as follows: Just write each value after the return , separated by commas.

How do you input multiple values in Java?

MultipleStringInputExample1.java

  1. import java.util.Scanner;
  2. public class MultipleStringInputExample1.
  3. {
  4. public static void main(String[] args)
  5. {
  6. Scanner sc = new Scanner(System.in);
  7. System.out.print(“Please enter the number of strings you want to enter: “);
  8. //takes an integer input.

What is return in Java?

return is a reserved keyword in Java i.e, we can’t use it as an identifier. It is used to exit from a method, with or without a value. return can be used with methods in two ways: Methods returning a value : For methods that define a return type, return statement must be immediately followed by return value.

How many values can be returned by a void method?

A void function cannot return any values. But we can use the return statement. It indicates that the function is terminated. It increases the readability of code.

Can a Java function return different types?

No. Java methods can only return one result ( void , a primitive, or an object), and creating a struct -type class like this is exactly how you do it. This has the advantage that a ReturningValues can be passed around, such as between threads, with no concerns about accidentally getting things out of sync.

Can you return nothing in Java?

In Java, a null value can be assigned to an object reference of any type to indicate that it points to nothing. The compiler assigns null to any uninitialized static and instance members of reference type. In the absence of a constructor, the getArticles() and getName() methods will return a null reference.

IMPORTANT:  Is Boolean an object in JavaScript?

How do you return an ArrayList in Java?

public class Test{ public ArrayList<Integer> myNumbers() { ArrayList<Integer> numbers = new ArrayList<Integer>(); numbers. add(5); numbers. add(11); numbers. add(3); return(numbers); } } public class T{ public static void main(String[] args){ Test t = new Test(); ArrayList<Integer> arr = t.

Code Academy