What is the difference between a function and a subroutine?

Question

What is the difference between a function and a subroutine? I was told that the difference between a function and a subroutine is as follows:

A function takes parameters

Answer 1

In terms of Visual Basic a subroutine is a set of instructions that carries out a well defined task. The instructions are placed within Sub and End Sub statements.

Functions are similar to subroutines, except that the functions return a value. Subroutines perform a task but do not report anything to the calling program. A function commonly carries out some calculations and reports the result to the caller.