Can we return 2 values from a function in Java?

We can use Pair in Java to return two values. We can encapsulate all returned types into a class and then return an object of that class.

How can I return two values from a string in Java?

In Java, there is no privilege to return two values to a function. The resolution to the problem that comes with multi-value returns can be solved by either creating a user-defined class to store the output or using built-in datatypes as Array , Pair (if only two values are there to return), HashMap and String Array .

How can I return multiple 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.

Can a method return two values?

7 Answers. You can’t return two values. However, you can return a single value that is a struct that contains two values. You can return only one thing from a function.

How do you return a value from another method in Java?

You have to set the returned value to a variable, otherwise it is lost and you are retrieving the value of “x” in your main method. Do this instead to capture the return value. If you only want to see the returned value and not store it, you can even put the function call inside the System.

Can we return multiple data types?

No you cannot. You can only return the type you mentioned in method signature.

Can we return two values from a function?

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 two values from a function?

Returning multiple values Using pointers: Pass the argument with their address and make changes in their value using pointer. So that the values get changed into the original argument….Below are the methods to return multiple values from a function in C:

  1. By using pointers.
  2. By using structures.
  3. By using Arrays.

How many values can a value returning method use in its return statement?

So, as you can see you can return only 1 value, but that value can be made up from several variables of the same type.

How do you return a value in Java?

Java return Examples Use the return keyword in methods. Return multiple values, return expressions and fix errors. Return. In Java methods have “return” statements. A “void” method does not need to have a return, but it can include one to exit early. Other methods must return the correct type.

What is computesize return type in Java?

ComputeSize This method receives two arguments, both of type int. In the return expression, the two numbers are multiplied. And The evaluated result is returned to the calling location. The expression itself is not returned, just its result. Return method result. In a return statement, we can invoke another method.

Does a method need to have a return statement in Java?

It does not need to contain a return statement, but it may do so. In such a case, a return statement can be used to branch out of a control flow block and exit the method and is simply used like this: return; If you try to return a value from a method that is declared void, you will get a compiler error.

How do you return a value from a method?

reaches a return statement, or throws an exception (covered later), whichever occurs first. You declare a method’s return type in its method declaration. Within the body of the method, you use the return statement to return the value. Any method declared void doesn’t return a value.