VB.NET Programming. Intermediate Lesson 5. Write your own Functions

This is the fifth in a series of computer science video tutorials for intermediate Visual Basic programmers who have completed the beginner’s series of video tutorials or are already familiar with the VB.NET syntax for the fundamental programming constructs. In this lesson you will learn how to write your own functions and how to call them. You will learn how to write a function definition including its input parameters, their data types, and the data type of the function’s return value. The lesson includes a number of examples of custom functions that you can try yourself.
Chapters:
00:00 Introduction
00:28 Rewrite a sub-procedure as a function
02:18 The function return value
02:52 Calling your own function
04:51 The return value data type
05:20 Example function – return the area of a triangle
06:42 Example function – temperature checker