How do you return a list from a method?

How do you return a list from a method?

Return a list from a method in C#

1. using System. Collections. Generic;
2. public List findNeighbours()
3. {
4. List localFish = new List();
5. foreach(GameObject fish in fishSchool)
6. {
7. float distance = Vector3. Distance (transform. position, fish. transform. position);
8. if (distance <= nDistance)

What is meant by returning an object from a method?

When you return pointer to it you are pointing to a specific area of memory within the object. Another option is to return copy of the value. It would mean make a copy and return it. The difference is that if you return pointer to objects internal variable that object state could be modified from outside.

Can we return a class in java?

Every Method has a return type whether it is void, int, double, string or any other datatype. The getReturnType() method of Method class returns a Class object that represent the return type, declared in method at time of creating the method.

Can Python function return a list?

Everything in Python is an object. So, your functions can return numeric values ( int , float , and complex values), collections and sequences of objects ( list , tuple , dictionary , or set objects), user-defined objects, classes, functions, and even modules or packages.

How do you call a method returning a list in Java?

You can call that method like so: public class MySecondClass { MyFirstClass m1 = new MyFirstClass(); List myList = m1. myNumbers(); } Since the method you are trying to call is not static, you will have to create an instance of the class which provides this method.

How do you return a method?

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 and cannot contain a return statement.

Can a method with a void return type return a value?

A method with a void return types means this method cannot return a value. But, if you are still returning a value from a method with a void return type, a compile error will be thrown. An empty return statement in a method with a void return type works fine.

What is the return type of mymethod in Java?

Below example, method myMethod () returns a String value and it is called from main () method and display the returned value. NOTE: methods in java must have a return type. if not returning use return type “void”

How to return different types of data in Java?

So you need to create a generic Return type and implemented by different types of concret return types. The Service class can create different types of objects concrete class and return as a generic type. @ruchira ur solution it self is best.But i think if it is only about integer and a string we can do it in much easy and simple way..

When to use an empty return statement in a method?

An empty return statement is acceptable within a method with a void return type because it doesn’t return any value. A larger primitive return type of a method can be used to return a smaller primitive value.