In all the preceding lessons, you have learned how to write the program code in Visual Basic 2019 but we have yet to discuss the concepts of object-oriented programming that form the foundation of Visual Basic 2019. In this lesson, we shall get down to learning some basic concepts of object-oriented programming.
In order for a programming language to qualify as an object-oriented programming language, it must have three core technologies namely encapsulation, inheritance and polymorphism. These three terms are explained in details in our book, VB2019 Handbook.
In our book, you will learn the concept of class and how to create a class throught illustrated examples like BMI class, Future Value Class and more.
To learn more about object-oriented programming in VB2019, we suggest you get a copy of VB2019 Handbook.
AUTHOR: DR. LIEW VOON KIONGVB2019 Handbook is written by Dr. Liew, the webmaster of our popular online Visual Basic Tutorial, vbtutor.net. This book is a concise guide to learning Visual Basic 2019 for beginners.. This book has been written to complement our free online Visual Basic 2019 tutorial with much more content. It is also an excellent reference text for high school or college-level computer science courses. Reading this book will allow you to:
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